Zerodur Concave Mirrors-北京锦坤科技有限公司手机版

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Zerodur Concave Mirrors

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2024-11-11 11:43:51: 14

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产品简介

Zerodur Concave Mirrors chosen for mirrors usually depends on it surface quality, durability, adhesion of coatings, resistance to thermal expansion,etc.

详细介绍

产品指标如下：

Material Zerodur glass or zero-expansion substitute

Dia tolerance (inch)

+0, -0.005

Dia tolerance (inch)

+0, -0.005

Dia tolerance (inch)                  +0, -0.005

Dia tolerance (mm)                   +0, -0.13

Center Thickness tolerance        ±0.010” (±0.25 mm)

Clear Aperture                          85% Central Diameter

Parallelism                               3 arc min

Surface Accuracy                      1/4 wave at 633 nm

Surface Quality                         40/20

Coating                                    Protected Chromium-Gold

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