relative aperture
基本解释
- [天] 相对孔径
英汉例句
- The objective has high infrared transmission, large relative aperture and high resolution.
该物镜红外透过率高、相对孔径大、分辨率较高。 - Bandwidth of amplifier and relative aperture of optical system are optimized based on the requirement of temperature resolution.
基于系统温度分辨力的要求,对光学系统的相对孔径及选频放大器的带宽进行了优化设计。 - In the meantime, we analyse the main factors that is focus, relative aperture and image illuminance affect lens image quality and their relations.
同时,着眼于成像系统的分辨率,我们分析了包括焦距、 相对孔径、像面照度等影响镜头成像质量的主要因素及其相互之间的关系;
双语例句
词组短语
- relative e aperture 相对孔径
- super relative aperture 超大相对孔径
- accelerator relative aperture 加速器相对孔径
- generalized relative aperture 广义相对孔径;广义光瞳函数
- horizontal accelerator relative aperture 水平加速器相对径孔
短语
英英字典
- the ratio of the equivalent focal length of a lens to the effective aperture of the lens written as f/n, f:n, or fn, where n is the numerical value of this ratio and is equivalent to the f-number
柯林斯英英字典
专业释义
- 相对孔径
On the basis of above, a design example of a lens whose operating wavelength is 0.40.9μm, focal length is 400 mm, full field-of-view angle is 6.2°and relative aperture is 1:4 is given.
在以上研究基础上给出工作波长范围在0.40.9μm、焦距为400mm、视场角为6.2°、相对孔径为1∶4的设计实例。 - 口径比
- 相对孔径
Coupling efficiency can be maximized by optimizing the relative aperture of coupling lens.
通过优化耦合透镜相对孔径,可以实现较高效率的耦合。天文学
- 相对口径
- 相对孔径
- 口径比
- 物镜相对孔径