– What is a camera diaphragm.

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What is a camera diaphragm, isn’t it the same as the shutter? I’m starting out as an amateur photographer, and I’m stuck in the lingo.

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3 Answers

Anonymous 0 Comments

The diaphragm or aperture is usually part of the lens. It controls how much light hits the film/sensor by becoming larger or smaller, just like the iris of your eye does.

the shutter also effects how much light hits the film/sensor. The shutter speed and aperture setting combined are usually referred to as the “exposure” for a given shot

Anonymous 0 Comments

I’d never heard of a diaphragm on a camera before. Just off the top of my head it sounds like an aperture. And a quick Google seems to agree. If you have a fixed aperture, then there isn’t much to talk about, but a variable aperture is usually a way to mechanically stop some light from getting in. A smaller aperture can sharpen movement and lengthen the field of focus, but darken the overall image. A larger aperture collects more light for dark scenarios, but is a bit harder to focus. The shutter is all or nothing it either blocks all the light or let’s all the light in. It also determines how long the aperture is exposed to light. The aperture determines how much of that light reaches the sensor (or film)

Typically, your settings will be called something like shutter speed and aperture diameter.

Anonymous 0 Comments

A camera diaphragm is a device used to control the amount of light that passes through the lens of a camera. It consists of a series of overlapping blades that can be opened or closed to vary the size of the aperture, which in turn affects the amount of light that reaches the film or image sensor.