What is the diaphragm on handsets and cameras and what controls them?

What is the aperture of phones and cameras and what does it control? The aperture, or Aperture in English, is the hole through which light reaches the sensor. The larger the aperture, the greater the depth of field and the amount of light that reaches the sensor. With a large aperture we can: 1. Get the blurred background in pictures 2. Take pictures at night with less… [Read more...]