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Focus Lens for Zinc Selenide Machine Engraving and Cutting Machines - Wavelength 10.6um(D20/F25.4mm)

Optical Glass Window Piece - Cubic Reference Mirror λ/4 Surface for Precision...

Zinc Selenide machine Focusing Lens for Engraving and Cutting Machines - 10.6um Wavelength(D18/F76.2mm)

Germanium Lens with AR+DLC Coating for Thermal Imaging Camera and Optical Applications...

Sheet for Optical Gallium Arsenide Lenses - GaAs Focusing Strong Light Applications...

20mm Neutral Density Filter with Mounting Bracket - 1 Piece Optical Filter,...

Fluoride optical lenses: 1 x BaF2 infrared window, multiple (10 mm to...

ZnSe Focus Lenses for Optical Welding Machines: Diameter 12mm to 28mm, Focal...

Monocrystalline Silicon Infrared Lenses with Anti-Reflective Coating for Electronic Sensors and Detectors (12.7x2mm)

Optical Crystal Window Film - Uncoated for Infrared and UV Applications, Customizable,...

Calcium Fluoride (CaF2) Lens Infrared Optical Window U-V Transmission to Medium D10-D150(D12.7...

20mm Neutral Density Filter with Mounting Bracket - Optical 1 Piece, Transmittance...

Sheet for Optical Gallium Arsenide Lenses - GaAs Focusing Strong Light Applications...

77mm Vortex Camera Filter - Kaleidoscope Lens for Photography Includes Adapter Rings...

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

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

Microscope Objective Converter - 3/4/5 Holes RMS 20.2mm, Metal Lens Turntable for...

Sheet for Optical Gallium Arsenide Lenses - GaAs Focusing Strong Light Applications...

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

Calcium Fluoride (CaF2) Lens Infrared Optical Window U-V Transmission to Medium D10-D150...

D70 Refractive Astronomical Telescope Lens Kit - 300mm to 900mm Focal Length...

Barium Fluoride (BaF2) Infrared Optical Window Lens - High Transmittance and Durability...

Germanium Infrared Lens - Window Sheet Coated on Both Sides, Diameter 3-100...

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

Calcium Fluoride (CaF2) Lens Infrared Optical Window U-V Transmission to Medium D10-D150...

Zinc Selenide Machine Focusing Lens for Engraving and Cutting Machines - 10.6...

Sheet for Optical Gallium Arsenide Lenses - GaAs Focusing Strong Light Applications...

Microscope Lens Converter - 3/4/5 Holes RMS 20.2mm Metal Turntable for Biological...

Achromatic Lens D60 - Focals 360mm to 900mm, Caliber 60mm, Refractive Double...

APO Flat Field Fully Complex Achromatic Lens - 2X, 5X, 10X, 20X,...