Depth of Field Preview
Some cameras have a function to preview the depth of field. To understand how it works, you first need to know what the depth of field is, for example, you…

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Image Stabilizers
In order to get a sharp non-blurry shot taken from hands (or in motion), you need to take into account the shutter speed when shooting - because the longer the…

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About focusing
For a modern photographer, it is vital to be able to get fast and accurate autofocus from the camera. In this post I will give my thoughts on how to…

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Monthly Archives: June 2018

Gigapixels

The megapixel race continues, and now even mobile phones by their number can bypass very expensive SLR cameras.

36 MP for Nikon D800 and Sony 7R already surprise no one, even ‘bloated’ 41 MP for the Nokia Lumia 1020 cameraphone is something common and everyday. Imagine if matrices with pixels of the same dimensions as mobile devices were used on full-format cameras. Continue reading

Pixels and subpixels

Once I wondered: ‘Why do my Nikon D700 RAW files weigh so little?’. In search of an answer, I found very interesting information.

So, when shooting, I sometimes use the RAW file format, (in Nikon it is called NEF – Nikon Electronic Format – Nikon electronic file format). Nikon’s RAW files have certain settings, I usually use 14-bit color depth with no loss or no compression at all. In general, NEF files with 14-bit color depth and without compression weigh about 24.4MB. In the image below, I showed the size of my files in bytes. Continue reading

Dependence of the viewing angle of the lens on the focusing distance
When focusing on some lenses you can notice a very interesting effect. Many lenses change (usually reduce) the field of view when focusing from infinity to MDF (minimum focusing distance).…

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What is the excerpt
Exposure - this is the time during which the camera captures the image. When photographing, the light is read using a camera matrix or using a film. When we do…

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The effect of star rays in photos
When shooting a bright light source into the frame, you can get an interesting effect with the rays of light. This effect is usually called Star Effect. This effect is…

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How to succeed in all photos
Taking a new pack of photos from a photo studio, as a rule, we only insert half of them into albums to show to friends later. Others go to the…

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