Be operators have optical DIY and testing experience. 1125-501-000 Global Laser 8 ° fan angle Line shape Laser Lens, Exit aperture 5.5 Dot/Line/Cross Laser Lens 200nm-1100nm with Lens Frame M9 and Metal Cap 35°/45°/60°/90°/110°/120 If you have special requirements, each angle lens will be shipped as default. Specifications Output Power: No Wavelength: 200nm to 1100nm Lens: Plastic Lens frame: Screw size M9 P0., 5 Cap: Metal External dimensions: Apacher diameter: 0., 19 inches (4., 95 mm) Laser Shape: Line 35°/45°/60°/90°/110°/120° Features: This plastic lens with frame cap is a head cap for laser module size 12x35mm or 12x45mm to make sure our eBay store. Output Power: None Fit for Wavelength: 200nm-1000nm Metal Frame: Screw Size M9 P0.5 Cap Material: Metal Lens diameter: 7mm Sharp: Dot, Line(Default 120... But, please leave message. Plastic Lens For Line Laser Project 5pcs Line Laser Lenses 200nm-1100nm With Lens Frame M9 And Metal Cap Optics 30° 45° 60° 90° 120° (90 Degrees), Safety Glasses - Canada Laser Lens Kit Lens frame: Screw size M9 P0., 5 , Laser Shape: Line 35°/45°/60°/90°/110°/120°