狠狠狠狼鲁欧美综合网_久久伊人国产精品_a国产在线v的不卡视频_无码人妻免费在线 国产精品碰碰现在自在拍_理论电影无码在线观看_台湾av毛片不卡免费_日本按摩高潮A级中文片不

Specifications:

Typical Diameter (Φmm:--------------------------8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0
Typical Thickness (mm):--------------------------1.0 ～ 50.0
Diameter Tolerance (mm):-----------------------+0.0/-0.2 (General), +0.0/-0.02 (High Precision)
Thickness Tolerance (mm):----------------------±0.2 (General), ±0.005 (High Precision)
Clear Aperture:---------------------------------------->80% (Small Size), >95% (Large Size)
Parallelism:-------------------------------------------3 min. (General), 3 sec. (High Precision)
Surface Quality:--------------------------------------- 60/40 (General), 10/5 (High Precision)
Flatness (per 25mm@633nm):-----------------λ /2(General), λ/10 (High Precision)
Bevel (face width x 450):-------------------------<0.25mm
Coating:-------------------------------------------- Uncoated, AR, HR, PR, Coating, etc.

Note for Borofloat Window:
(1). Custom-made Borofloat windows at any size are available. Besides round, Borofloat windows at shape of quadrate, triangular, or other polygonal are available
(2). Thickness from 1.0mm to 50.0 mm is available upon request.