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30cm Optical PMMA Fresnel Lens Solar Concentrator Magnifying Glass Focal 220mm

ShadyVEU Classic Pilot Sunglasses UV400 Red Tint Colored Lens Slim Wire Frame Retro Fashion Shades (Black Frame/Red Lens) : Clothing, Shoes & Jewelry

Clearsight Original #1 Sunglasses. Black or Brown Sunglasses with black leather side shields. Grey or brown CR-39-Plastic polarized lenses Strap ,case and cleaning cloth included.

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Large 400x300mm Optical PMMA Plastic Solar Fresnel Lens Focal Length Projector Plane Magnifier,Solar Cncentrator Lens 1PC

1PC Round 30cm Optical PMMA Plastic Fresnel Lens Solar Concentrator Large Magnifying Glass Focal Length 220mm. Plastic Fresnel PMMA round condensing

30 cm Optische PMMA Fresnel Linse Solar Konzentrator Vergrößerungsglas Brennweit

ShadyVEU Classic Pilot Sunglasses UV400 Red Tint Colored Lens Slim Wire Frame Retro Fashion Shades (Black Frame/Red Lens) : Clothing, Shoes & Jewelry

Optoisolators - Semiconductors

Optoisolators - Semiconductors

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300mm Large Optical PMMA Plastic Big Solar Fresnel Lens Focal Length 120 220 400 360mm Solar Concentrator Magnifying Glass 1PC