Optics and optical instruments - environmental test methods - combined cold, low air pressure.

光学和光学仪器。环境试验方法。混合式低温和低气压。

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The facilities include the main assembly and design facility where the instruments and optics designed, are tested and assembled.

制造所主要包括组装厂和设计部门，从事光学设计，测试和安装。

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Optics and optical instruments. veiling glare of image - forming systems. definitions and methods of measurement.

光学和光学仪器。成像系统的黑化闪光。定义和测量方法。

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Corporate Connections: Amateur stargazers outfit themselves with telescopes from Bushnell Performance Optics , Celestron International and Meade Instruments, while companies like Lomo and DFM Engineering build rigs for professionals.

FORBES

Corporate Connections: Amateur stargazers outfit themselves with telescopes from Bushnell Performance Optics , Celestron International and Meade Instruments (nasdaq: MEAD - news - people ), while companies like Lomo and DFM Engineering build rigs for professionals.

FORBES: No. 17: The Telescope

"The transition to modular based optics allows us to expand our reach exponentially, " said Darcy Hughes, Chief Marketing Officer, Recon Instruments.

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