f number
f number
- 美：[美 ]
- 英：[英 ]
基本释义：
- n.焦距比数；〔光〕f 数；【摄影】光圈数；焦比
- 网络光圈值；F数；光圈大小
英汉解释
英英解释
n. | 1. the ratio of the focal length to the effective diameter of a camera lens. |
网络词意
1. | 光圈值 为「光圈值（f-number）」或者是「级数（f-stop）」。 标准的光圈值（f-number）的编号如下：f/1、f/1.2、f/1.4、f/1.8、f/2、f/… forum.gamer.com.tw|基于415个网页 |
2. | 焦距比数 f开头的英语单词_百度知道 ... F layer 电离层 f-number 焦距比数 F antipernicious anemia factor 维生素B12 ... zhidao.baidu.com|基于126个网页 |
3. | 光圈数 出版说明 - 免费文档下载 ... fluxmeter 磁通(量)计 f-number 光圈数 focal length 焦距 ... 5doc.com|基于117个网页 |
例句
The more light pass through, the lower F number is. Shown in the following figure, F is the ration of focal length and effective diameter.
数值愈小表示通过的光量多，F数值是焦距长和有效开口的比值。
www.aboutcase.com.tw
The aperture size (area of the aperture) of a lens could be calculated from focal length and the correspondent f-number.
光圈孔的大小，可从镜头的焦距与焦距比数中计算出来。
www.showxiu.com
For two pictures taken at the same distance, the lower f number will give you a shallower depth of field.
在同样距离上拍摄的两张相片，使用更小的光圈F值可以获得更浅的景深。
article.yeeyan.org
Portrait mode chooses a large aperture (a small 'f' number) which will make the depth of field (the amount of your shot in focus) smaller.
人像模式用一个大光圈（f值小），而让景深（清晰对焦的那部分）变小。
article.yeeyan.org
F number means that quantity of light pass through lens.
数值是光通过镜头量大小的表示。
www.aboutcase.com.tw
When shooting, use a high F-number, this will help to blur the background and focus on the water.
拍摄过程中选用大光圈，这能模糊背景，从而关注水。
article.yeeyan.org
Optical System Design of Star Sensor with wide-view field and Small F-number
宽视场大相对孔径星敏感器光学系统设计
www.ilib.cn
Test Method for Determining Floor Flatness and Levelness Using the F-Number System
使用F-数字制测定楼板平正度和水平度的试验方法
www.isres.com
f number相关的词语
| 单词 | 读音 | 释义 |
|---|---|---|
| 9 n = 9 | None | |
| equilibrium of forces |
|
|
| butter fingers |
|
|
| The God of Abraham |
|
|
| It's all my fault |
|
|
| Taming of the Shrew |
|
|
| The gift of God |
|
|
| my good fellow |
|
|
| Force of Truth |
|
|
| 303 For | None |
