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12.7x12.7mm Flat Reflection Grating Optical Glass 1200 Lines 500nm Blaze Wavelength Working Wavelength 400~1000nm

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GL32- achromatic negative cementing lens diameter 12.7mm VIS NIR wideband anti-reflection coating focal length -20~-50mm

Plane Diffraction Grating Aluminum Coating Spectrometer Reflection Grating Size 15*50*10mm 1200 Lines Blaze Wavelength 750nm

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721 Visible Spectrophotometer Wavelength Range UV Tester Spectrometer Bandwidth 6nm High Precision Light Meter

2X 5X 10X 20X 50X M Plan APO NIR Microscope Objective Metallographic Long Working Distance Infinity Near-infrared Objective Lens

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900nm-2600nm Wavelength NIR Power Meter LCD Solar Infrared Irradiance Meter 1W/m² Sun Infrared Lamps Radiation Intensity Tester

25x25mm Reflection Grating 1800 lines Per Millimeter center wavelength 750nm thickness 6mm

XEAST XE-902G 4 In 1 Multipurpose Level Ruler 360 Degree 3D 8 Lines Green Level With 510nm Wavelength

Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Model 721

Wavelength 325-1050Nm Precision Uv-Visible Photometer Spectrometer Spectrophotometer Tester With Analyzer Cuvette Kit 721

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Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Model 721

Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Model 721

Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Model 721

1255H Timing Belt 251 Teeth Trapezoid H Rubber Timing Belt Length 3187.7mm Width 38.1mm 40mm 45mm 50mm Synchronous Belt

Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Model 721

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1405H Timing Belt 281 Teeth Trapezoid H Rubber Timing Belt Length 3568.7mm Width 50.8mm 50mm 30mm 65mm Synchronous Belt

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1055H Timing Belt 211 Teeth Trapezoid H Rubber Timing Belt Length 2679.7mm Width 60mm 50mm 45mm 38.1mm Synchronous Belt

Low-pressure Mercury Lamp Mercury Argon Lamp Wavelength Calibration Fiber Optic Light Source Spectrometer Calibration HG-1 CAL-2

SMA905 fiber optic patch cable Raman spectrometer fiber FSMA905 UV-VIS-NIR fiber core 105um

330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer 110V/220V Visible Spectrometer Wavelength

OEM ODM wavelength 660nm 850nm Led red a therapy hat nir Infrared red a therapy cap devices

Low-pressure Mercury Lamp Mercury Argon Lamp Wavelength Calibration Fiber Optic Light Source Spectrometer Calibration HG-1 CAL-2

SMA905 fiber optic patch cable Raman spectrometer fiber FSMA905 UV-VIS-NIR fiber core 105um

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