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Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools

Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools

$28.45$28.45

8 sold
50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper 50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper

50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper

$206.80$206.80

12% off
20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings 20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings

20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings

$28.93$32.88

4 sold
28% off
32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs 32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs

32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs

$150.47$208.99

3% off
45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool 45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool

45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool

$18.24$18.80

2 sold
Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating

Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating

$200.00$200.00

50% off
Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening

Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening

$26.91$53.82

66% off
L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education

L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education

$179.75$528.68

1 sold
Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool

Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool

$219.55$219.55

29 sold
32% off
ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool

ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool

$31.27$45.98

12 sold
50% off
Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration

Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration

$27.50$55.00

8 sold
7% off
1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum 1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

$231.57$249.00

Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project

Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project

$176.98$176.98

30% off
1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment 1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment

1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment

$25.89$36.99

100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

$180.00$180.00

38% off
~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop ~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop

~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop

$30.31$48.88

DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ） DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ）

DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ）

$206.00$206.00

3 sold
22% off
Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

$183.98$235.87

4 sold
32% off
Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

$31.38$46.14

1 sold
20% off
Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy

Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy

$26.93$33.66

13% off
Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set

Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set

$22.53$25.90

Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length

Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length

$212.28$212.28

Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools

Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools

$298.12$298.12

Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

$25.50$25.50

7 sold
13% off
PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories

PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories

$20.87$23.99

3% off
3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness 3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness

3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness

$240.04$246.22

35 sold
66% off
A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry

A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry

$27.95$82.20

Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool

Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool

$27.85$27.85

23 sold
43% off
2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope 2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

$199.50$350.00

2 sold
50% off
Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument

Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument

$12.55$25.10

27% off
5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm 5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm

5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm

$29.92$40.99

13% off
Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

$201.84$232.00

13% off
5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid 5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid

5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid

$165.30$190.00

15% off
Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument

Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument

$213.35$251.00

20% off
Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy

Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy

$24.37$30.46

13% off
5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument 5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument

5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument

$126.15$145.00

Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools

Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Gem Tools

$28.45 $28.45

8 sold

Categories: Tools, Measurement & Analysis Instruments

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50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper 50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper

50x45mm PET Holographic Transmission Diffraction Grating Sheet For Optical Spectroscopy Teaching Demonstration And Science Exper

$206.80 $206.80

Categories: Tools, Measurement & Analysis Instruments

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12% off
20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings 20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings

20x20mm Float Glass Optical One Dimensional Holographic Diffraction Grating Laser Beam Spliter Interference Experiment Gratings

$28.93 $32.88

4 sold

Categories: Tools, Measurement & Analysis Instruments

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28% off
32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs 32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs

32.5mm Circle Diffraction Grating 24 types In1 Visual Holographic Pattern Optical Grating 4pcs

$150.47 $208.99

Categories: Tools, Measurement & Analysis Instruments

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3% off
45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool 45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool

45° Laser Line Lens 8mm Dia Optical Lens, 400-700nm, Glass Material, Professional Focus Tool

$18.24 $18.80

2 sold

Categories: Tools, Measurement & Analysis Instruments

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Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating

Transmission spectroscopy: 100-line, 200-line, 300-line, 500-line, 600-line per mm. Sinusoidal holographic diffraction grating

$200.00 $200.00

Categories: Tools, Measurement & Analysis Instruments

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50% off
Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening

Single slit grating Diffraction gratie Optical ultra-precision slits D7.5mm slit width 200um Stainless steel blackening

$26.91 $53.82

Categories: Tools, Measurement & Analysis Instruments

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66% off
L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education

L8RC Large PET Volumetric Transmission Diffraction Grating for Spectroscopy Education

$179.75 $528.68

1 sold

Categories: Tools, Measurement & Analysis Instruments

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Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool

Dichroscope For Gem Calcite Dichroscope Diffraction Spectroscope Gemstone Gemological 15mm Diameter Jeweler Jewel Tester Tool

$219.55 $219.55

29 sold

Categories: Tools, Measurement & Analysis Instruments

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32% off
ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool

ABKD Pocket Gemological Spectroscope Diffraction 18Mm In Diameter Medium Size Jeweller Gem Stone Tool

$31.27 $45.98

12 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration

Micro physical optical observer Single slit interference Double slit diffraction optical instrument Teaching demonstration

$27.50 $55.00

8 sold

Categories: Tools, Measurement & Analysis Instruments

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7% off
1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum 1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

1pcs 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

$231.57 $249.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project

Y6GD Multipurpose Visual Grating PET Diffraction Grating for Educational Experiments Scientific Research & Artistic Project

$176.98 $176.98

Categories: Tools, Measurement & Analysis Instruments

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30% off
1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment 1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment

1PC 8x8x0.1mm Optical Stainless Steel Slit Blackening 50 micron Width Slit Length 3mm for Single-Slit Diffraction Experiment

$25.89 $36.99

Categories: Tools, Measurement & Analysis Instruments

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100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum 100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

100 200 300 500 600/mm holographic diffraction grating Sinusoidal transmission spectrum

$180.00 $180.00

Categories: Tools, Measurement & Analysis Instruments

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38% off
~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop ~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop

~Latest Model Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscop

$30.31 $48.88

Categories: Tools, Measurement & Analysis Instruments

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DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ） DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ）

DOE Cross Circle Focusable D18x65mm 505nm 520nm Green 10mw 20mw 30mw Laser Module（Free with Standard Bracket ）

$206.00 $206.00

3 sold

Categories: Tools, Measurement & Analysis Instruments

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22% off
Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

$183.98 $235.87

4 sold

Categories: Tools, Measurement & Analysis Instruments

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32% off
Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

Small Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

$31.38 $46.14

1 sold

Categories: Tools, Measurement & Analysis Instruments

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20% off
Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy

Teaching Experimental Demonstration of High-Precision Pet Diffraction Grating Physical Optics Spectrum Spectroscopy

$26.93 $33.66

Categories: Tools, Measurement & Analysis Instruments

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13% off
Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set

Single Double Triple Slit Interference Diffraction Grating Sheet Group Optical Experiment Instrument 5pcs/Set

$22.53 $25.90

Categories: Tools, Measurement & Analysis Instruments

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Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length

Mini Diffraction Spectroscope Jewelry Tool Gemstone Gem Gemology Gemological 55mm Length

$212.28 $212.28

Categories: Tools, Measurement & Analysis Instruments

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Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools

Pocket Size Spectroscope Gemological Diffraction Jewelry Tool 18mm Jeweler Stone Tool Gemological Testing Tools

$298.12 $298.12

Categories: Tools, Measurement & Analysis Instruments

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Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

$25.50 $25.50

7 sold

Categories: Tools, Measurement & Analysis Instruments

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13% off
PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories

PET Holographic Diffraction Grating 500 Lines Round 32mm Diameter For Physics Experiment Teaching Tool Accessories

$20.87 $23.99

Categories: Tools, Measurement & Analysis Instruments

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3% off
3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness 3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness

3mm Diameter Optical Focusing Lens F2.9 Focus Dot Laser Module Biconcave Lens Plastic Material Laser Accessories 1.5mm Thickness

$240.04 $246.22

35 sold

Categories: Tools, Measurement & Analysis Instruments

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66% off
A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry

A7THK-Handheld Diffraction Spectrometer,Pocket Grating Gem Spectrometer In Gem Tools,Jeweler's Loupe,Identification Of Jewelry

$27.95 $82.20

Categories: Tools, Measurement & Analysis Instruments

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Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool

Diffraction Spectroscope 55mm Length Heavy Duty Gem Gemstone Small Gemology Tool Aluminum Body Jeweler Tester Tool

$27.85 $27.85

23 sold

Categories: Tools, Measurement & Analysis Instruments

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43% off
2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope 2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

2025 Trendsmall Diffraction Spectroscope Gemstone Gemological 55Mm Length Jeweler Jewel Tester Tool Handheld Gem Spectroscope

$199.50 $350.00

2 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument

Holographic diffraction grating 40x25mm 500 lines 1mm grates Teaching demonstration physical optics Optical instrument

$12.55 $25.10

Categories: Tools, Measurement & Analysis Instruments

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27% off
5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm 5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm

5pcs 50x50mm Holographic Diffraction Grating Mirror Single Slit Grating Demonstration Teaching Instrument Grates 50-600line /mm

$29.92 $40.99

Categories: Tools, Measurement & Analysis Instruments

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13% off
Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

Sinusoidal Holographic Transmission Diffraction Grating 100‑600 Lines/mm 20x20x2mm Float Glass Spectral Beam Splitting Optical

$201.84 $232.00

Categories: Tools, Measurement & Analysis Instruments

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13% off
5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid 5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid

5Pcs Interference Diffraction Grating Sheet Optical Experiment Diffraction Film Single Double Triple Slit Physics Teaching Aid

$165.30 $190.00

Categories: Tools, Measurement & Analysis Instruments

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15% off
Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument

Mini Physical Optics Viewer Light Interference Diffraction Demonstrator Physics Optics Teaching Instrument

$213.35 $251.00

Categories: Tools, Measurement & Analysis Instruments

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20% off
Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy

Large Size High-Precision Holographic Diffraction Transmission Grating Pet Spectral Spectroscopy

$24.37 $30.46

Categories: Tools, Measurement & Analysis Instruments

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13% off
5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument 5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument

5Pcs Single Double Slit Interference Diffraction Grating Optical Experiment Kit for Physics Teaching Demonstration Instrument

$126.15 $145.00

Categories: Tools, Measurement & Analysis Instruments

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