Unlike camera lenses, telescopes have no iris to reduce the effective aperture, so the focal ratio is simply the focal length divided by the aperture. For my 8-inch, whose aperture in metric units ...

Focal Length, Aperture, Megapixels; Smartphone Camera Specs. Ayomide Sadiq. July 27, 2024. 0. 0. 0. 0. 0. 0. ... The focal length of your camera refers to how far the actual lens is from the sensor.