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High Transmission Optical 850nm Glass Filter Lens - Cut off Visible Light,...
50mm Refractive Double Separation Lens for Telescopes and Viewfinders (D50F600)
Secondary Mirror Short Axis for DIY Reflection Astronomical Telescopes (20-70mm Options Available)(95mm)
High Precision K9 Optical Reflector Lens - Square/Round, Aluminium Coated, Pack of...
Germanium lens with DLC coating for optical and thermal imaging - 1...
High-Precision K9 Optical Glass Reflector Lens - Square/Round, Aluminum Coated, 1 PCS...
Germanium Lens with AR+DLC Coating for Thermal Imager and Optical Applications - 1PCS(30x1mm AR+DLC)
50x50mm Absorption-Type Neutral Density Optical Filter - Glass Light Attenuation Sheet for...
Molybdenum Reflective Lens for High-Intensity Engraving Machines, 20/25/30mm Diameter, 1PCS, >94% Reflectivity(30x3mm)
Secondary Mirror Short Axis for DIY Reflection Astronomical Telescopes (20-70mm Options Available)(42mm)
High-Transmittance 850nm Optical Glass Filter Lens - Visible Light Cut-Off, Narrowband for...
DIY Astronomical Telescope Lens Set for 70 mm and 80 Telescopes Convexoconcave...
Germanium lens with DLC coating for optical and thermal imaging - 1 Unit(30x3mm AR+DLC)
Achromatic Lens D40 for DIY Refractive Telescope Diameter 40 mm, Focal Length...
Zinc Selenide (ZnSe) Focusing Lens - 1PCS Optical Welding Machine Accessory, 99.8%...
1 objective lens for astronomical telescope D80F500 83 mm Green Film Bonded...
D106F600 D106F900 Double Film Lens for Astronomical Telescopes - 106 mm Diameter...
D30 mm Bonded Lens for DIY Telescopes Achromatic with Optional Diameters and...
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