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Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic

Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic

$7.99$7.99

2 sold
60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment 60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment

60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment

$14.99$14.99

2 sold
27% off
8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports 8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports

8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports

$23.63$32.37

1 sold
55% off
Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams

Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams

$1443.32$3207.37

1 sold
15% off
50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio 50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio

50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio

$115.90$136.35

1 sold
7% off
30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives 30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives

30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives

$13.01$13.99

1 sold
61% off
8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel 8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel

8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel

$44.71$114.64

1 sold
50% off
Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses

Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses

$1554.47$3108.94

1 sold
13% off
8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids 8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids

8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids

$77.06$88.58

1 sold
40% off
Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool

Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool

$7.79$12.99

1 sold
1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

$563.52$563.52

1 sold
UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment

UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment

$1168.79$1168.79

1 sold
30% off
Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching

Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching

$89.99$128.56

1 sold
S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester

S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester

$34.49$34.49

1 sold
Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

$198.87$198.87

1 sold
15% off
50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories 50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories

50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories

$144.46$169.95

1 sold
20% off
Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory

Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory

$109.59$136.99

1 sold
40% off
SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking

SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking

$78.18$131.61

1 sold
1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction 1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction

1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction

$46.21$46.21

1 sold
2% off
Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement

Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement

$1119.88$1142.73

2 sold
50% off
8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching 8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching

8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching

$62.58$125.17

1 sold
30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$9.35$9.35

1 sold
D60F900 Astronomical Telescope Refractive Separation Objective

D60F900 Astronomical Telescope Refractive Separation Objective

$17.00$17.00

1 sold
3% off
25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$78.15$80.57

1 sold
Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism

Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism

$131.61$131.61

1 sold
10% off
Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool

Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool

$436.40$484.89

1 sold
26% off
Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm

Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm

$17.39$23.50

1 sold
U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography

U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography

$33.59$33.59

1 sold
Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope

Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope

$1440.97$1440.97

1 sold
30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$4.99$4.99

1 sold
14% off
Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction

Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction

$137.13$159.45

1 sold
19% off
4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift 4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift

4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift

$10.12$12.50

1 sold
YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination

YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination

$828.46$828.46

1 sold
8% off
45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror 45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror

45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror

$148.42$161.33

1 sold
23% off
Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9 Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9

Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9

$6.64$8.62

1 sold
Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source

Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source

$10.53$10.53

1 sold
Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic

Objective Lens Holder Diameter 60Mm Diy Homemade Refractor Astronomical Telescope Abs Plastic

$7.99 $7.99

2 sold

Categories: Tools, Measurement & Analysis Instruments

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60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment 60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment

60 Series Refracted HD Achromatic Objective Lens Astronomical Telescope DIY Accessories Optical Experiment

$14.99 $14.99

2 sold

Categories: Tools, Measurement & Analysis Instruments

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27% off
8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports 8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports

8x21 HD Zoom Binoculars Long Range 3000 m Folding Portable Mini BAK4 FMC Green Coated Telescope for Hunting Outdoor Sports

$23.63 $32.37

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
55% off
Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams

Professional Optometry Rim Case Kit Trial Lens Set, with 266 Durable Glass Lenses, Metal Frame, Velvet-Lined Protective Case, Corrosion Resistant, Accurate Refraction Testing for Myopia, Hyperopia, Astigmatism, and Strabismus Eye Exams

$1443.32 $3207.37

1 sold

Categories: Tools, Measurement & Analysis Instruments

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15% off
50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio 50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio

50mm F 147.5mm Refractive Gluing Burgundy Film Objective Lenses Achromatic Optical Lens Telescope Projector Camera Telescopio

$115.90 $136.35

1 sold

Categories: Tools, Measurement & Analysis Instruments

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7% off
30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives 30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives

30mm Series Refraction Doublet Glue Green Blue Red Film Lens for Refractive Telescope DIY Accessories Achromatic Objectives

$13.01 $13.99

1 sold

Categories: Tools, Measurement & Analysis Instruments

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61% off
8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel 8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel

8x20 HD Monocular Telescope Mini Pocket Telescope Compact Portable Scope for Bird Watching Camping Hiking Travel

$44.71 $114.64

1 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses

Optometry Test Optical 266 Pieces Trial Lens Set Metal Rim Aluminium Case Adjustable Eye Testing Trial Frame Rings Glasses

$1554.47 $3108.94

1 sold

Categories: Tools, Measurement & Analysis Instruments

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13% off
8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids 8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids

8 Pcs Magnetic Optics Lens Set Convex Concave Lens Prism for Physics Light Refraction Experiment Teaching Aids

$77.06 $88.58

1 sold

Categories: Tools, Measurement & Analysis Instruments

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40% off
Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool

Grape Wine Refractometer Grape Fruit Sugar Alcohol Concentration 0~25% Alcohol 0~40% Brix Refractive Meter ATC Brix AnalyzerTool

$7.79 $12.99

1 sold

Categories: Tools, Measurement & Analysis Instruments

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1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

$563.52 $563.52

1 sold

Categories: Tools, Measurement & Analysis Instruments

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UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment

UTF-4880 Full PD Adjustable Universal Optometry Test Frame 1 Year Warranty Optical Test Refractive Segment

$1168.79 $1168.79

1 sold

Categories: Tools, Measurement & Analysis Instruments

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30% off
Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching

Svbony SV47 Binoculars Portable FMC IPX7 Waterproof and Fog Resistant Prism with Aluminum Reflective Coating for Bird Watching

$89.99 $128.56

1 sold

Categories: Tools, Measurement & Analysis Instruments

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S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester

S:-5.25D Optical Retinoscope Schematic Refraction Eye Model Practice Training Eye for Refractometer Tester

$34.49 $34.49

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

$198.87 $198.87

1 sold

Categories: Tools, Measurement & Analysis Instruments

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15% off
50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories 50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories

50 51 52 53 58mm Double Glued Achromatic Objective Green Film Is Used for DIY Refraction Astronomical Telescope Accessories

$144.46 $169.95

1 sold

Categories: Tools, Measurement & Analysis Instruments

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20% off
Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory

Handheld Kaleidoscope Glass Prism Lens DSLR Camera Filter Magical Refraction Visuals Creative Photography Accessory

$109.59 $136.99

1 sold

Categories: Tools, Measurement & Analysis Instruments

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40% off
SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking

SVBONY SV49 Telescope 13x50 Waterproof and Fog Proof Monocular with Distance Reticle for Sporting Event Hiking

$78.18 $131.61

1 sold

Categories: Tools, Measurement & Analysis Instruments

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1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction 1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction

1Pcs 40Mm Optical Glass Crystal Pyramid Rainbow Refractor for Meditation Desk Ornament Home Decor Crystal Prism Light Refraction

$46.21 $46.21

1 sold

Categories: Tools, Measurement & Analysis Instruments

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2% off
Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement

Digital Gem Glass Refractometer Type-c Rechargeable Jewelry Gemstone Identification Tool For Refractive Index Measurement

$1119.88 $1142.73

2 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching 8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching

8x20 HD Mini Pocket Focusing Monocular Outdoor Portable Telescope for Hunting Camping Mountaineering Hike Birdwatching

$62.58 $125.17

1 sold

Categories: Tools, Measurement & Analysis Instruments

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30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

30x30x50mm Triangular Prism Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$9.35 $9.35

1 sold

Categories: Tools, Measurement & Analysis Instruments

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D60F900 Astronomical Telescope Refractive Separation Objective

D60F900 Astronomical Telescope Refractive Separation Objective

$17.00 $17.00

1 sold

Categories: Tools, Measurement & Analysis Instruments

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25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

25*25*80mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$78.15 $80.57

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism

Right angle prism 4*4*72mm, K9 optical glass, uncoated, 90degree refraction, isosceles right angle triangular prism

$131.61 $131.61

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool

Gem Refractometer With 1.79 Refractive Index For Fluid Oil Testing 2ml Per Vial Jewelry Tool

$436.40 $484.89

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm

Diameter 62mm Refractive Green Film Lenses Achromatic Objective Doublet Lens Parallel Light Tube DIY Focal Length 350mm

$17.39 $23.50

1 sold

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U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography

U2JC Microscope with Clip 30X Zoom LED Light Camera Lens for Photography

$33.59 $33.59

1 sold

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Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope

Celestron Professional StarSense Explora Scope SSE LT114AZ 114mm Manual Newtonian Reflector High Powerful Astronomical Telescope

$1440.97 $1440.97

1 sold

Categories: Tools, Measurement & Analysis Instruments

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30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present 30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

30x30x50mm Triangular Prism BK7 Optical Prisms Glass Physics Teaching Refracted Light Spectrum Rainbow Children Students Present

$4.99 $4.99

1 sold

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Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction

Astronomical Telescope DIY Accessories 60 Series Refracted HD Achromatic Objective Lens Student Introduction

$137.13 $159.45

1 sold

Categories: Tools, Measurement & Analysis Instruments

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4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift 4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift

4PC Optical Glass Cube Color Combination Prism Light Cube Color Refraction Electroplating Desktop Jewelry Sunshine Birthday Gift

$10.12 $12.50

1 sold

Categories: Tools, Measurement & Analysis Instruments

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YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination

YZ24 Strip Retinoscope, Eye Hospital, Microscopic Instruments, Fundus Examination, Human Eye Refractive Status Examination

$828.46 $828.46

1 sold

Categories: Tools, Measurement & Analysis Instruments

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45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror 45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror

45 Degree Reflective Lens 1064 650HR 355 532nm YAG Laser Cutting Welding Marking Machine Refractive Mirror

$148.42 $161.33

1 sold

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Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9 Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9

Right Angle Prism Optical Glass Uncoated 90 Degree Refraction High Precision Instrument Isosceles Right Angle Prism K9

$6.64 $8.62

1 sold

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Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source

Refractive Lens Set for Physical Science Experiments Optical Convex Lens Semi Plexiglass Brick Laser Line Light Source

$10.53 $10.53

1 sold

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