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).…

Continue reading →

How teleconverter works. Teleconverter Review Soligor AF PRO 1.4x
Teleconverter is a special device that helps to increase the focal length of the lens. In fact, the focal length of the lens is a physical quantity and it simply…

Continue reading →

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…

Continue reading →

increase

A bunch of two lenses for macro photography

There is an easy way to get the ability to take a macro shot – this is to use reversing rings. Reversible rings are also called wrap rings.

Reversible rings should not be confused with a reverse macroadapter. The reversing adapter allows you to install one lens backwards on the camera for macro photography. Reversible rings allow two lenses to be joined using their front thread.

With such a docking, the reversing ring simply allows you to connect two lenses, the ring is screwed into the thread of the light filter with one side into one lens and the other side into the other lens, then the bundle is attached to the camera. It turns out that one lens is working on the camera in its normal position, and the second lens is working in the reversing position, as it is attached to the first backwards. Continue reading

The size of the matrix does matter.
One of the most important and basic parameters of any photographic equipment is the size of the photosensitive sensor of the camera. And this is not about megapixels, but about…

...

Stop the time. Short excerpts
This article describes how to stop time ’in pictures with the help of a camera. When photographing moving objects, it is possible to ‘stop’ them using a photo and see…

...

Chromatic aberrations
Chromatic aberrations in human language are color distortions that add to the original images of various kinds of parasitic distortions. If you are an amateur, and somewhere you heard that…

...

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…

...