76-203mm Diameter Newton Spherical Primary Mirror, Concave Reflector, DIY Homemade Astronomical Binoculars Lens Accessories

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Newton reflective spherical mirror d135f800 astronomical telescope spherical primary lens with secondary mirro

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Newton reflection mirror astronomical telescope diy package d127f900 primary mirror with secondary mirror

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Newton reflective spherical mirror d160f1300mm astronomical telescope primary mirrors secondary newtonian reflector

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Newton reflective spherical mirror d90f800 astronomical telescope primary lens with secondary mirro 20mm

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203mm 70mm spherical reflection main object lens group newtonian reflection astronomical telescope diy accessories sub-mirror

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Newton reflective spherical mirror d203f800mm astronomical telescope spherical primary lens with short axis 70mm secondary mirro

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D203f750mm newton reflection mirror large diameter astronomical telescope diy package primary mirror or 70 secondary mirror

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K9 plano-concave spherical mirror diameter 50*50mm focal length 50.0~500.0mm optical mirror spherical mirror light reflection

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D102f700 newton reflection mirror astronomical telescope diy package primary with secondary

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D80f800 newton reflection mirror astronomical telescope diy package primary with secondary

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D127f900mm newton reflection mirror astronomical telescope diy package primary with 35mm secondary

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-5%

D80f800 diy auxiliary mirror telescope mirror astronomical telescope reflection primary mirror with second mirror

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D203f750 newtonian reflection primary mirror astronomical telescope diy with 70mm scondary mirror for telescope diy accessories

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-8%

D203f750 newtonian reflection primary mirror astronomical telescope diy with 70mm scondary mirror for telescope diy accessories

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Plano convex glass lens diameter 6mm , focal 5.89mm h-zk6 optical glass lenses focusing lens spherical coated 400-700nm

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Parabolic primary mirror, d160mmf800mm newtonian reflection astronomical telescope, aluminized film and protective film

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Newton reflection mirror diameter 76mm focal length 900mm telescope diy primary with secondary ratio 12

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D203f750 newtonian reflection primary mirror astronomical telescope diy with 70mm scondary for accessories

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D114f900 newtonian mirror primary mirror astronomical telescope diy package main mirror with 25mm secondary mirror

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-7%

D114f900 newtonian main mirror concave mirrors spherical primary experimental astronomical telescope diy

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D76f360 newtonian reflection astronomical telescope primary mirror secondary mirror high reflection astronomical telescope

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Newton reflection mirror diameter76mm focal length 700mm telescope diy package primary with secondary

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5.0

Newton telescope reflective mirror secondary mirror, short axis, astronomical telescope diy high-precision 20/25/35/40mm

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H-k9l material double-concave lens diameter 40mm, focal length-100mm mirror optical glass lens

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D203f800 newtonian reflection type astronomical telescope spherical reflection objective lens group diy optical experiment

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-9%

Newton mirror d114f900 newtonian reflective astronomical telescope diy packaging primary mirror without secondary mirror

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Optical plano concave lens zf6 glass lenses 15mm diameter, -17mm focal length lens for teaching experiment

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Metal molybdenum laser reflector, diameter 25, thickness 3mm, focusing optical lens lens, suitable for optical system

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Double concave lens h-k9l biconcave lens 30mm diameter , -100mm focal length optical glass bk7 lenses experiment customization

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Newton telescope reflective mirror secondary mirror, short axis, astronomical telescope diy high-precision 50/56/60/70/80/100mm

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12.7mm diameter plano-concave lens high precision pure white glass focusing condenser k9 material

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Optical lens glass d54f1200 single-film/multi-film coated astronomical telescope refraction homemade diy accessories

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Diy self-made large aperture astronomical binoculars lens 114mm and 150 reflector glass lens mirror

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Plano convex lens optical glass lenses 76mm diameter 503mm focal length h-k9l focusing spherical high-quality customizable

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Plano convex lens diameter 18mm , focal 64mm h-k9l optical glass lenses bk7 focusing lens spherical high-quality customization

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Double concave lens h-k9l biconcave lenses 12mm diameter , -24.12mm focal length optical glass bk7 coated 400-700nm

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Optical plano concave lens h-zf7la glass lenses 12mm diameter, -9.68mm focal length coated 400-700nm for teaching experiment

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Plano convex glass lens diameter 10mm , focal 13.5mm h-k9l optical glass bk7 lenses focusing spherical high-quality customizable

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Double concave lens h-k9l biconcave lenses 40mm diameter , 100mm focal length optical glass bk7 coated 400-700nm

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Plano convex lens diameter 22mm , focal 40.5mm h-k9loptical glass lenses bk7 focusing lenes spherical high-quality customization

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Double concave lens h-k9l biconcave lenses 11.9mm diameter , -27mm focal length optical glass bk7 lenses coated 400-700nm

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Plano convex glass lens diameter 10mm , focal 14.8mm h-k9l optical glass bk7 lenses focusing spherical high-quality customizable

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