![](/images/spring/113.jpg)
![](/images/spring/303.jpg)
![](/images/spring/36.jpg)
![](/images/spring/207.jpg)
![](/images/spring/42.jpg)
![](/images/spring/347.jpg)
![](/images/spring/38.jpg)
![](/images/spring/317.jpg)
![](/images/spring/165.jpg)
![](/images/spring/314.jpg)
![](/images/spring/57.jpg)
![](/images/spring/227.jpg)
![](/images/spring/19.jpg)
![](/images/spring/287.jpg)
![](/images/spring/111.jpg)
![](/images/spring/326.jpg)
![](/images/spring/101.jpg)
![](/images/spring/259.jpg)
![](/images/spring/127.jpg)
![](/images/spring/213.jpg)
![](/images/spring/121.jpg)
![](/images/spring/312.jpg)
![](/images/spring/122.jpg)
![](/images/spring/278.jpg)
![](/images/spring/52.jpg)
![](/images/spring/267.jpg)
![](/images/spring/25.jpg)
![](/images/spring/297.jpg)
![](/images/spring/129.jpg)
![](/images/spring/205.jpg)
![](/images/spring/28.jpg)
![](/images/spring/306.jpg)
![](/images/spring/149.jpg)
![](/images/spring/296.jpg)
![](/images/spring/59.jpg)
![](/images/spring/258.jpg)
![](/images/spring/173.jpg)
![](/images/spring/272.jpg)
![](/images/spring/135.jpg)
![](/images/spring/191.jpg)
![](/images/spring/174.jpg)
![](/images/spring/302.jpg)
![](/images/spring/10.jpg)
![](/images/spring/230.jpg)
![](/images/spring/36.jpg)
![](/images/spring/293.jpg)
![](/images/spring/50.jpg)
![](/images/spring/238.jpg)
![](/images/spring/83.jpg)
![](/images/spring/241.jpg)
![](/images/spring/8.jpg)
![](/images/spring/342.jpg)
![](/images/spring/23.jpg)
![](/images/spring/226.jpg)
تابهحال، دیافراگم را به صورت کلی و به شکل «کوچک» و «بزرگ» معرفی کردیم. هرچند، این موضوع را میتوان دقیقتر و به صورت کمی نیز نشان داد. برای این کار از اعداد شناخته شده F-Number و F-Stop استفاده میکنیم که در آنها F قبل از عدد قرار میگیرد. یعنی مثلاً: F/8 احتمالاً پیشتر متوجه وجود این اعداد روی …
![whatsapp](/images/whatsapp.png)
![](/images/spring/78.jpg)
![](/images/spring/229.jpg)
یک پیام ارسال کرد