Refraction Product Overview Buy Online at Sale Prices

Showing 37–72 of results

FILTER BY CATEGORY:

RisingCam imx294 10mp 4/3" sensor digital cooling astronomical telescope astronomy camera

$785.00~~$785.00~~

$Gem Refractometer with Adjustable LED Light for Refractive Index Measurement$ $Gem Refractometer with Adjustable LED Light for Refractive Index Measurement$

Gem Refractometer with Adjustable LED Light for Refractive Index Measurement

$6560.25~~$6560.25~~

$Gem Refractive Index Digital Gem Refractometer$ $Gem Refractive Index Digital Gem Refractometer$

Gem Refractive Index Digital Gem Refractometer

$8529.18~~$8529.18~~

$PAL-RI Digital Atago Refractometer (polarimeter) Hand Held$ $PAL-RI Digital Atago Refractometer (polarimeter) Hand Held$

PAL-RI Digital Atago Refractometer (polarimeter) Hand Held "Pocket" Auto Refractive Index 0.03%

$9025.14~~$9025.14~~

$Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing$ $Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing$

Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing

$5790.43~~$5790.43~~

$Gem Refractive Index Tester for Gemstone Identification and Measurement$ $Gem Refractive Index Tester for Gemstone Identification and Measurement$

Gem Refractive Index Tester for Gemstone Identification and Measurement

$5020.60~~$5020.60~~

$Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing$ $Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing$

Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing

$6560.25~~$6560.25~~

$Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification$ $Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification$

Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification

$5790.43~~$5790.43~~

$Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing$ $Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing$

Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing

$6560.25~~$6560.25~~

$VT-5C New Comprehensive Refra-ctometer Opht-halmoscope Optical Shop Optometry Equipment Human Eye Refractive In-spection$ $VT-5C New Comprehensive Refra-ctometer Opht-halmoscope Optical Shop Optometry Equipment Human Eye Refractive In-spection$

VT-5C New Comprehensive Refra-ctometer Opht-halmoscope Optical Shop Optometry Equipment Human Eye Refractive In-spection

$6807.96~~$6807.96~~

hand held "Pocket" auto Refractive Index 0.03% PAL-RI Digital Atago refractometer (polarimeter)

$6395.93~~$6395.93~~

$Portable Gem Refractometer with Built-in Battery for Refractive Index Testing$ $Portable Gem Refractometer with Built-in Battery for Refractive Index Testing$

Portable Gem Refractometer with Built-in Battery for Refractive Index Testing

$5020.60~~$5020.60~~

$CS-530 optical instrument refraction chair low price ophthalmic unit$ $CS-530 optical instrument refraction chair low price ophthalmic unit$

CS-530 optical instrument refraction chair low price ophthalmic unit

$6950.00~~$6950.00~~

3% off

$PAL-RI Digital Atago refractometer (polarimeter) hand held$ $PAL-RI Digital Atago refractometer (polarimeter) hand held$

PAL-RI Digital Atago refractometer (polarimeter) hand held "Pocket" auto Refractive Index 0.03%

$7439.87~~$7669.97~~

Askar FRA400C refreshed, budget-friendly iteration of FRA400 for astrophotography, daily photography, and visual observation.

$7600.00~~$7600.00~~

Askar 91F Flat-Field Lightweight compact affordable quadruplet flat-field Astrograph for visual observing and astrophotography

$7202.79~~$7202.79~~

5 sold

$for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II$ $for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II$

for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II

$7867.58~~$7867.58~~

1% off

$Presidium Gem Refractive Index Meter II Digital Gem Refractometer$ $Presidium Gem Refractive Index Meter II Digital Gem Refractometer$

Presidium Gem Refractive Index Meter II Digital Gem Refractometer

$7236.90~~$7310.00~~

5% off

$Oculus Pentacam Motorized Combined Instrument Table With Chair Optional Ophthalmic Refraction Unit Motorized Instrument Table$ $Oculus Pentacam Motorized Combined Instrument Table With Chair Optional Ophthalmic Refraction Unit Motorized Instrument Table$

Oculus Pentacam Motorized Combined Instrument Table With Chair Optional Ophthalmic Refraction Unit Motorized Instrument Table

$7809.61~~$8220.64~~

$Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale$ $Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale$

Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale

$6651.60~~$6651.60~~

$20252025Professional optical instrument digital gemstone refractometer 1.30 to 2.99RI refractive index gem tool$ $20252025Professional optical instrument digital gemstone refractometer 1.30 to 2.99RI refractive index gem tool$

20252025Professional optical instrument digital gemstone refractometer 1.30 to 2.99RI refractive index gem tool

$7681.42~~$7681.42~~

$Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing$ $Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing$

Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing

$5790.43~~$5790.43~~

$Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$ $Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$

Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing

$5790.43~~$5790.43~~

Askar SQA60 pro A high-performance sextuplet, air-spaced Petzval astrograph featuring SD glass elements.

$8960.00~~$8960.00~~

ASKAR 103APO 103mm aperture, 700mm focal length, 6.8 native focal ratios OTA. High performance astronomical telescope

$8393.00~~$8393.00~~

$Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$ $Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$

Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing

$5790.43~~$5790.43~~

$refractometer (polarimeter) hand held auto Refractive Index 0.03%$ $refractometer (polarimeter) hand held auto Refractive Index 0.03%$

refractometer (polarimeter) hand held auto Refractive Index 0.03%

$6643.44~~$6643.44~~

FRA400 f/5.6 Aperture size 72mm Focal length 400mm

$8600.00~~$8600.00~~

$Professional Gemological Instrument Measuring Refractive Index Gemstone Refractometer With More Accuracy Of 0.002$ $Professional Gemological Instrument Measuring Refractive Index Gemstone Refractometer With More Accuracy Of 0.002$

Professional Gemological Instrument Measuring Refractive Index Gemstone Refractometer With More Accuracy Of 0.002

$6913.06~~$6913.06~~

$LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing$ $LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing$

LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing

$5020.60~~$5020.60~~

$Gem Refractometer for Refractive Index Measurement and Gemstone Testing$ $Gem Refractometer for Refractive Index Measurement and Gemstone Testing$

Gem Refractometer for Refractive Index Measurement and Gemstone Testing

$6560.25~~$6560.25~~

$Professional Gem Refractive Index Tester For Jeweller Gemologist With Testing Range Of 1.35 ,1.85 Gem Refractometer$ $Professional Gem Refractive Index Tester For Jeweller Gemologist With Testing Range Of 1.35 ,1.85 Gem Refractometer$

Professional Gem Refractive Index Tester For Jeweller Gemologist With Testing Range Of 1.35 ,1.85 Gem Refractometer

$5903.05~~$5903.05~~

$Professional Refractive Index Testing For Jewelry And Gemstones 1.35-1 Gemological Instruments Gemological Refractometers$ $Professional Refractive Index Testing For Jewelry And Gemstones 1.35-1 Gemological Instruments Gemological Refractometers$

Professional Refractive Index Testing For Jewelry And Gemstones 1.35-1 Gemological Instruments Gemological Refractometers

$6305.77~~$6305.77~~

1% off

$AUTO Lensmeter, Computer focimeter, film inspection instrument, measurement standard with ultraviolet refraction JT-2005A$ $AUTO Lensmeter, Computer focimeter, film inspection instrument, measurement standard with ultraviolet refraction JT-2005A$

AUTO Lensmeter, Computer focimeter, film inspection instrument, measurement standard with ultraviolet refraction JT-2005A

$6366.10~~$6430.40~~

Askar 65PHQ f/6.4 focal ratio, 416mm focal length quintuplet with two ED glasses ,supports the full-frame image circle

$6293.00~~$6293.00~~

$Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics$ $Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics$

Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics

$7133.21~~$7133.21~~

RisingCam imx294 10mp 4/3" sensor digital cooling astronomical telescope astronomy camera

$785.00 $785.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer with Adjustable LED Light for Refractive Index Measurement$ $Gem Refractometer with Adjustable LED Light for Refractive Index Measurement$

Gem Refractometer with Adjustable LED Light for Refractive Index Measurement

$6560.25 $6560.25

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractive Index Digital Gem Refractometer$ $Gem Refractive Index Digital Gem Refractometer$

Gem Refractive Index Digital Gem Refractometer

$8529.18 $8529.18

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$PAL-RI Digital Atago Refractometer (polarimeter) Hand Held$ $PAL-RI Digital Atago Refractometer (polarimeter) Hand Held$

PAL-RI Digital Atago Refractometer (polarimeter) Hand Held "Pocket" Auto Refractive Index 0.03%

$9025.14 $9025.14

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing$ $Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing$

Gem Refractometer 1.35–1.85 with CZ Testing Prism for Gemstone Refractive Index Testing

$5790.43 $5790.43

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractive Index Tester for Gemstone Identification and Measurement$ $Gem Refractive Index Tester for Gemstone Identification and Measurement$

Gem Refractive Index Tester for Gemstone Identification and Measurement

$5020.60 $5020.60

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing$ $Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing$

Portable Gem Refractometer 1.35–1.85 with Built-in LED Light for Refractive Index Testing

$6560.25 $6560.25

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification$ $Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification$

Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing and Identification

$5790.43 $5790.43

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing$ $Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing$

Gem Refractometer 1.35–1.85 with Polarizing Lens for Refractive Index and Gemstone Testing

$6560.25 $6560.25

Categories: Tools, Measurement & Analysis Instruments

Buy Now

VT-5C New Comprehensive Refra-ctometer Opht-halmoscope Optical Shop Optometry Equipment Human Eye Refractive In-spection

$6807.96 $6807.96

Categories: Tools, Measurement & Analysis Instruments

Buy Now

hand held "Pocket" auto Refractive Index 0.03% PAL-RI Digital Atago refractometer (polarimeter)

$6395.93 $6395.93

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Portable Gem Refractometer with Built-in Battery for Refractive Index Testing$ $Portable Gem Refractometer with Built-in Battery for Refractive Index Testing$

Portable Gem Refractometer with Built-in Battery for Refractive Index Testing

$5020.60 $5020.60

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$CS-530 optical instrument refraction chair low price ophthalmic unit$ $CS-530 optical instrument refraction chair low price ophthalmic unit$

CS-530 optical instrument refraction chair low price ophthalmic unit

$6950.00 $6950.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

3% off

$PAL-RI Digital Atago refractometer (polarimeter) hand held$ $PAL-RI Digital Atago refractometer (polarimeter) hand held$

PAL-RI Digital Atago refractometer (polarimeter) hand held "Pocket" auto Refractive Index 0.03%

$7439.87 $7669.97

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Askar FRA400C refreshed, budget-friendly iteration of FRA400 for astrophotography, daily photography, and visual observation.

$7600.00 $7600.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Askar 91F Flat-Field Lightweight compact affordable quadruplet flat-field Astrograph for visual observing and astrophotography

$7202.79 $7202.79

5 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II$ $for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II$

for Sale Plastic Refractive Diamond Moissanite Gemstone Jewelry Tester PDT II

$7867.58 $7867.58

Categories: Tools, Measurement & Analysis Instruments

Buy Now

1% off

$Presidium Gem Refractive Index Meter II Digital Gem Refractometer$ $Presidium Gem Refractive Index Meter II Digital Gem Refractometer$

Presidium Gem Refractive Index Meter II Digital Gem Refractometer

$7236.90 $7310.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

5% off

Oculus Pentacam Motorized Combined Instrument Table With Chair Optional Ophthalmic Refraction Unit Motorized Instrument Table

$7809.61 $8220.64

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale$ $Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale$

Amain Optometry Ophthalmic Chair And Table Unit Eye Refraction Unit For Sale

$6651.60 $6651.60

Categories: Tools, Measurement & Analysis Instruments

Buy Now

20252025Professional optical instrument digital gemstone refractometer 1.30 to 2.99RI refractive index gem tool

$7681.42 $7681.42

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing$ $Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing$

Gem Refractometer with Polarizing Lens for Refractive Index Measurement and Gemstone Testing

$5790.43 $5790.43

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$ $Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$

Portable Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing

$5790.43 $5790.43

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Askar SQA60 pro A high-performance sextuplet, air-spaced Petzval astrograph featuring SD glass elements.

$8960.00 $8960.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

ASKAR 103APO 103mm aperture, 700mm focal length, 6.8 native focal ratios OTA. High performance astronomical telescope

$8393.00 $8393.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$ $Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing$

Gem Refractometer 1.35–1.85 Refractive Index Tester for Gemstone Testing

$5790.43 $5790.43

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$refractometer (polarimeter) hand held auto Refractive Index 0.03%$ $refractometer (polarimeter) hand held auto Refractive Index 0.03%$

refractometer (polarimeter) hand held auto Refractive Index 0.03%

$6643.44 $6643.44

Categories: Tools, Measurement & Analysis Instruments

Buy Now

FRA400 f/5.6 Aperture size 72mm Focal length 400mm

$8600.00 $8600.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Professional Gemological Instrument Measuring Refractive Index Gemstone Refractometer With More Accuracy Of 0.002

$6913.06 $6913.06

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing$ $LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing$

LED Gem Refractometer with Monochromatic Light Filter for Gemstone Refractive Index Testing

$5020.60 $5020.60

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Gem Refractometer for Refractive Index Measurement and Gemstone Testing$ $Gem Refractometer for Refractive Index Measurement and Gemstone Testing$

Gem Refractometer for Refractive Index Measurement and Gemstone Testing

$6560.25 $6560.25

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Professional Gem Refractive Index Tester For Jeweller Gemologist With Testing Range Of 1.35 ,1.85 Gem Refractometer

$5903.05 $5903.05

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Professional Refractive Index Testing For Jewelry And Gemstones 1.35-1 Gemological Instruments Gemological Refractometers

$6305.77 $6305.77

Categories: Tools, Measurement & Analysis Instruments

Buy Now

1% off

AUTO Lensmeter, Computer focimeter, film inspection instrument, measurement standard with ultraviolet refraction JT-2005A

$6366.10 $6430.40

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Askar 65PHQ f/6.4 focal ratio, 416mm focal length quintuplet with two ED glasses ,supports the full-frame image circle

$6293.00 $6293.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

$Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics$ $Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics$

Eye Exam Refraction Chair Unit CS-530, Adjustable Height & Swivel by SJ Optics

$7133.21 $7133.21

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Refraction

Filter by price

Sort By

Product tags