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Germanium Lens with AR+DLC Coating for Optical/Thermal Imager Thermometer - 1pcs(20x3mm 2-Sided AR Coating)

JGS1 High Purity Quartz Glass Glitter Polished U-V Optical Window for Fluorescence...

Coated Monocrystalline Silicon Substrate Wafer for Infrared Applications - 25-105mm Diameter, 0.5mm Thickness (30mm)

Circular Polarizing Film - Round Sheet 1 Piece for Reflections and Optical...

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

Neutral Density Optical Filter Sheet 12.5mm/25mm, Size 50x50mm, 0.1-1.0, H-K9L Glass, 1 Unit(Square 50x50mmx1)

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

Germanium Lens with AR+DLC Coating for Optical/Thermal Imager Thermometer - 1pcs(11.8x1mm 2-Sided AR Coating)

Light Filter for Black & White Photography - Optical Glass Color Correction...

Neutral Density Optical Filter Sheet 12.5mm/25mm, Size 50x50mm, 0.1-1.0, H-K9L Glass, 1 Unit(Round 25mmx0.6)

850nm High Transmittance Optical Glass Filter Lens - Narrow Band Infrared Light...

Germanium Lens with AR+DLC Coating for Optical/Thermal Imaging Thermometer - 1 Piece(20x1mm...

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

1 Piece (15 x 2 mm) Glass for Optical Window - Diameter...

Light Filter for Photography in Black and White - Optical Glass Color...

Absorption-Type Neutral Density Optical Filter- 50x50mm Square Attenuation Sheet, Transmittance 0.0001%-90%,1 Piece(3% Transmittance)

Magnesium Fluoride (MgF2) Ultra Fine Crystalline Substrate - High Purity Optical Window...

Neutral density Optical Filter Sheet-12.5mm/25mm/50x50mm-optical 0.1-1.0-Glass H-K9L 1pcs(Round D25mm Density1)

1 x Circular Linear Polarizer - 2.5mm Thick, Available in Diameter from...

Circular Polarizing Film - Round Sheet 1 Piece for Reflections and Optical...

Set of Lenses for Refractive Astronomical Telescope D70 mm DIY Projects Focal...

1 x Circular Linear Polarizer - 2.5mm Thick, Available in Diameter from...

Barium Fluoride (BaF2) Infrared Lens - Optical Window for U-V & IR...

High Precision Optical Window Piece 1 Glass Cube, Reference Mirror for Infrared...

850nm High Transmittance Optical Glass Filter Lens - Narrow Band Infrared Light...

Circular Polarizing Film: 1 Round Sheet for Optical Reflections and Experiments, 99.97%...

High Precision Optical Window Piece 1 Glass Cube, Reference Mirror for Infrared...

1 Piece (15 x mm) Glass for Optical Window - Diameter 10...

Optical Fluoride Lenses - BaF2 Infrared Window, Multiple 1 Unit(25x5mm)

Optical Fluoride Lenses - BaF2 Infrared Window, Multiple Pack of 1 (30...