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Optical Fluoride Lenses - BaF2 Infrared Window, Multiple 1 Unit(30x1mm)

1 Piece Double-Sided Coating for Germanium Infrared Lens - Window Film (D18/20...

Reflective Molybdenum Lens for CO2 Engraving Machines, Diameter 20-38.1mm, 1 Piece, Power...

Gallium Arsenide Optical Lenses Sheet - GaAs Focusing with Various Focal Lengths...

APO Flat Field Complex Achromatic Lens - Ultra Long Metallographic Working Distance,...

Coated Monocrystalline Silicon Substrate Wafer for Infrared Applications - 25-105mm Diameter, 0.5mm Thickness (40mm)

Circular Linear Polarizer - 12.7mm, 25.4mm, 50.8mm Superior Light Control for Optical...

Germanium Lens Substrate, 1 Observation Window Sheet for Thermal Imaging Camera and Thermometer(D20*2mm-AR+DLC)

Germanium Lens with AR+DLC Coating for Optical/Thermal Imager Thermometer - 1pcs(50x3mm Coating)

D154 F1200 HD Astronomical Telescope - Dual Lens Device with Multilayer Coating...

Neutral Density Optical Filter Sheet 12.5mm/25mm, Size 50x50mm, 0.1-1.0, H-K9L Glass, 1 Unit(Round 25mmx0.3)

Lens Set Objective for D70 mm Refractive Astronomical Telescope DIY Projects -...

Germanium Lens with AR+DLC Coating for Optical/Thermal Imager Thermometer - 1pcs(28x2mm Coating)

Coated Monocrystalline Silicon Substrate Wafer for Infrared Applications - 25-105mm Diameter, 0.5mm Thickness (62mm)

ZnSe Focusing Lenses for Optical Welding Machines - 12mm to 28mm Diameter,...

Optical Lens for Microscope Tube - Focal Length 180 mm and 200...