China Factory Direct Customized Double Convex Optical Glass Lens Collimator Lens, Find details about China Doublet Lens, Achromatic Lens from Factory Direct Customized Double Convex Optical Glass Lens Collimator 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. |