F-stop vs aperture: what's the difference? - Quora

Answer (1 of 7): FStops are the actual increments within the aperture. The aperture is the actual mechanical leafs that close and open to the desired f stop. The confusing part is that each f stop is either half or double the amount of light. The FStop numbers don’t reflect this arithmetic exactl

Why is my far away background in focus even with a low aperture number? - Quora

Why does the aperture number increase with focal length? What would happen if the aperture diaphragm was disabled and focal length was increased? - Quora

How is the lens aperture different from f-stop on the lens? - Quora

The Pier Aperture Shutter Speed 1/400 This Shot Is F…, 51% OFF

What aperture setting is best for avoiding motion blur? - Quora

What affects depth of field? - Quora

Why aren't there macro lenses that are like reversed lenses? - Quora

How to change the aperture on a camera - Quora

How to achieve shallow depth of field with a digital single-lens reflex (DSLR) camera - Quora

What is aperture? - Quora