Optical Glass N-SF3 Plano Convex Lenses 

Plano convex lens is employed in microscopes and magnifying glasses to converge all the incoming light rays to a specific point. The lens is used as a lens system in cameras as they focus light rays for a clear image.Lens has medical purposes as well, like the correction of hyperopia It is used in a projector  Specifications: Material: N-SF3 Diameter: 22.5mm Diameter Tolerance:+0.0/-0.05mm Center Thickness: 5.5mm Thickness Tolerance:+/-0.1mm Focal Legnth Tolerance:+/-1% Surface Quality:40/20 Centration:<3 arc minutes Clear Aperture:>90% Bevel: Protective bevel as needed Coating:Upon your request Realpoo Optics is a professional manufacturer of optics. Optics includes spherical lens, aspherical lens,diffraction grating and flat lens. Spherical lens such as cylindrical lens, ball lens, convex lens etc. Flat lens includes optical window and mirror. Spherical can be offered with AR coating or without coating.