4.08
nF?- nc? =0.021227
ve =31.92
ne =1.67764
to be used as optical parts of the telescope, microscope, camera, gun's aiming scope, and measuring instruments etc.
| Package: | cartons |
| Supply Ability: | 1560 Ton per Year |
| Composition: | Optical Glass |
| Type: | Glass Brick |
| Place of Origin: | Sichuan China (Mainland) |