Inverse square law
It is not superfluous to mention here also the law of inverse squares, the action of which you will certainly encounter. It sounds like this: the intensity of light is…

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Geographical latitude
I am writing this in the most temperate climate, being in the fifty-fourth degree of North latitude. In the southern regions, the light changes much faster, both in the morning…

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Sharpness
Is sharpness important for a good photo? Yes and no. On the one hand, a technically perfect photo should usually be definitely sharp. No matter how interesting it may be…

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Factors affecting bokeh

The number and shape of aperture blades
The arrangement of the lens aperture affects not so much the quality of the blur as the shape of the blur circles. In fact, so-called blurring circles rarely have a perfectly round shape. They usually look like more or less regular polygons with the number of sides corresponding to the number of diaphragm lobes. The aperture in Nikon lenses has 7 or 9 lobes, in Canon lenses – 6, 7 or 8 (occasionally 9). The more petals there are, the more rounded the blurring disk looks, and an odd number of petals usually produces polygons that are more pleasing to the eye. Continue reading

Selecting the optimal aperture
The ability to effectively use an existing lens has a much greater impact on the sharpness of the photo than the choice of the lens itself. The aperture number is…

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Incandescent lamps (Tungsten or Incandescent)
Very cold balance, designed to neutralize the orange light of incandescent lamps with a color temperature of about 3000 K. Images taken in the evening under artificial light, in the…

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Enthusiasm
Enthusiasm is the basis of success. No creative activity is possible without enthusiasm. Nothing can replace it. It is much more important than any knowledge and experience, because it itself…

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