查询词典 apochromatic

You'll also need a diagonal and if this is your first apochromatic refractor, I'll recommend a 3-6 nagler zoom.

如果这是你的第一架复消色差折射望远镜，那么你还需要一个天顶镜。我推荐用3－6毫米耐格勒变焦的天顶镜。

As substitute for fluorite lens,a double-layer DOE is used in a long focal-length apochromatic objective lens.

0引言表面微结构衍射光学元件在现代光学系统中的应用越来越广泛[1-2]。

Alternatively, one could reduce the F-ratio and employ highly corrected apochromatic objective lenses, which again were expensive.

另一选择是，可减少F-ratio并使用高消色差物镜，又使得价格升高。

Homas back is already regarded as the top performer in triplet apochromatic refractor.

MB 已被认为是最佳表现的三片镜片复消色差折射镜。

This was the apochromatic refractor.

这就是APO折射式望远镜。

APO performance?Talking about apochromatic performance, let us get to the point: there is no sign of false color in either scope at low magnification.

讨论APO的表现，必须是在低倍下没有明显色差作为基础。

The result was an air-spaced apochromatic doublet. Color correction was as good as or even exceeding most triplet systems and contrast was far superior.

采用空气分隔的复消色差双片设计出现了，对色差的纠正能力等于甚至超过了三片式的设计，对比度更胜一筹。

Apochromatic refractors''' have objectives built with special, extra low-dispersion materials.

高度消色差折射镜'''使用特别的材料，特别低色散度的材料，来制造物镜。

It happened that we just had a Thomas Back 7 inch Apochromatic Triplet telescope by the side and so we AB compared the performance of the TMB and Maxivision.

我们刚刚有了一枝 Thomas Back TMB 7 英吋口径 f/8 复消色差折射镜在一起作此对比测试。

The new apochromats were rare instruments, however, as totally apochromatic reflectors began to dominate astrophotography.

然而，当这种新型复消色差镜还是很稀罕的时候，真正的全消色差折射镜正将主宰天体摄影领域。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。