When parallel rays of light strike a lens focused at infinity, they converge to a point called the focal point. The focal length of the lens is then defined as the distance from the middle of the lens to its focal point.


submitted: 5 years and 3711 days ago

Tags:focallengthsrays

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What is depth of field, what affects depth of field, and how can we use an understanding of depth of field to take better pictures? This tutorial will make everything clear from near to far.


submitted: 5 years and 3711 days ago

Tags:depthdoffieldunderstanding

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Most digital cameras provide exposure compensation. What is exposure compensation -- and how do we use it to obtain better exposed pictures? This tutorial makes it all clear.


submitted: 5 years and 3711 days ago

Tags:compensationsexposureunderstanding

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The Crop Factor is a term that can be heard quite often in the world of digital photography. What does it mean that a camera has a crop factor of 1.6x and how does it affect your focal length? We try to untangle this issue and describe it as clearly as possible.

The subject of crop factors and focal length multiplier can be a bit confusing and hard to understand at first — we will try to explain it as simple as possible but yet informative enough for you to get the entire picture.


submitted: 5 years and 3691 days ago

Tags:croppingfactorsfocalslengthsmultipliers

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