We Yutai offers various kinds of high quality optical lenses,including convex lens,biconvex lens,concave lens ,double concave lens and glued lens,etc. The Dimension tolerance accurancy could be 0.01mm. With strong working team, we could process the lenses as the customer demands.
Optical window materials comparison:
| Material |
Optical glass |
| Dimension |
2-300mm |
| Dimension Tolerance |
+0.1, -0.1 mm |
| Thickness Tolerance |
+0.1, -0.1 mm |
| Centration |
3 arc minutes |
| Surface Flatness |
1/4 L @632.8nm |
| Surface Quality |
60-40 scratch and dig |
| Protective Bevel |
0.25 mm x 45° |
| Coating |
as customer's requirements |
