| 详细介绍： 玻璃放大镜镜片，双拱玻璃镜片，双凸透镜。
* Diameter: 15mm~150mm
* surface quality: 60/40 80/50 or according to your requirement
* Tolerance: +- 0.1~+-0.2 mm
* Material type: BK7 B270 borosilicate glass and so on
| Item |
For choices |
Remark |
| Glass material |
B270 BK7 QUARTZ |
other material also available |
| Refractive index |
1.474 / 1.523 / 1.60 / 1.67 |
not including all |
| Glass color |
white and green |
not including speical color |
| Diameter range |
10mm~250mm |
|
| Tolerance range |
± 0.05mm ~± 0.15mm |
depend on the lens size |
工厂地址：江苏省丹阳市陵口镇南三环2号
电 话：0511-85778936
传 真：0511-86664128
联系人： 丁经理
手 机：13218360889
网 址： www.opticslens.com |
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