涂层:

Vacuum Deposited Chrome

尺寸容差（英寸）:

±0.100

频率 (lp/mm):

150.00

基底: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

Opal Glass

长度 (mm):

25.40

光密度 OD（平均）:

>3.0

模型大小 (mm):

12.7 x 25.4

表面质量:

40-20

厚度 (mm):

1.52 ±0.100

宽度 (mm):

76.20

注意 :

Pattern Location is Centered

NIST Certification:

No

Line Width Tolerance (μm):

±0.0007

RoHS 2015:

符合标准

Certificate of Conformance:

浏览

Reach 235:

符合标准

Opal Glass material has been discontinued by the manufacturer and may be available in limited quantities. Contact us for more information.

乳色玻璃朗奇刻蚀法制高精度测试片，1x3英寸，150线对/毫米