Optical Part 500mm Diameter Fresnel Lens 250 300 500mm Optical Round Lenses Solar Plastic Condenser Plane. 3 years Warranty. Optical Part 500mm Diameter... Item Description: Round Plastic Compound Fresnel Condensing Lens Diameter: 70mm 80mm 100mm 110mm 110mm Focal length: 40mm 50mm 50mm 90mm 120mm Thickness: 2mm Material: Optical Plastic Transmittance: 92% This Fresnel Lens can be used on Plane Magnifier,Solar energy concentrator,Stage Lamp Item Specification: Shape: Plano Usage: Optical Structure: other Material: Diameter: D80F50 Shape: Plano Usage: Optical Structure: other Material: Fly Eye Lens 200mm Diameter 220mm Focal Lengthpmma Compound Eye Honey Large Fresnel Lens Aazon.co.jp: 1pc 140 Round Plastic Fresnel Focusing Lens Length 100 Plastic Fresnel Lens 700LBS Adjustable Conveyor Roller L 24''-51'' H 30''-50'',Built-in Hooks Can Extend Roller Conveyor , Folding Turning Conveyor Belt, Roller Table with Skate Wheels , 22 W Flexible Smooth Roller 8.8 FTB Score
