分划板一般安装在望远镜的右目镜焦平面上,它是一块极簿的表面刻有分划密位线的薄玻璃,由于这块薄玻璃理论上讲也参与了成像,延长了物镜的焦距,会对右目镜的长度有或多或少的影响。
此外,在使输送对象的物品为例如收纳有半导体或液晶显示器面板等曝光用的分划板(reticle)的分划板用盒的情况下,如果氨或二氧化硫等物质通过开口部侵入到收纳空间内、该物质附着到分划板用盒上,则在分划板上发生称作薄...
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Chinese Journal of Sensors and Actuators 关键词: 自动对焦;对焦评价函数;离散余弦变换;分划板 [gap=710]Keywords: Auto-focus; Focusing evaluation function; DCT; Reticule
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... 校正片Calibration slice 分划板Delimits separately ac 棱镜、透镜、Ling mirror ...
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为解决微光瞄准镜零位移走动量问题,给出了瞄准镜分划板调节结构。
For solving the zero displacement movement problem of low-level-light (LLL) sight device, the regulating structure of LLL sight device reticle was given.
我发现左镜筒的鬼影比右镜筒厉害一些(怪了,右镜筒才有分划板呀)。
I have seen the intensity of ghosting being a bit higher through the left barrel than through the right (as a surprise, since the reticle is placed in right barrel).
本文总结了过去天象仪上所用各种分划板的加工工艺的主要缺点,提出了新的加工方法。
Main disadvantages of the technology of making various graticules used for planetarium are summarized. A new method is given.
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