China Plano Double Concave Convex Optical Jgs1 Glass Lens Fresnel Lens, Find details about China Optical Glass, Convex Lens from Plano Double Concave Convex Optical Jgs1 Glass Lens Fresnel Lens
materials | BK7,quartz,or other optical glass |
diameter | 0.5-100mm |
radius | R0.2mm-∞ |
Center thickness tolerance | ±0.005 |
diameter tolerance | ±0.005 |
focal length tolerance | ±1% |
surface accuracy | λ/5@632.8nm |
deviation | 20'' |
surface quality | Better than10/5 |
coating | based on customer's needs |
application area | Medical endoscope, industrial endoscope, industrial lens, etc. |