Dynamic range
Light falling on the photodiodes of the digital camera matrix is converted into an electrical signal. For this to happen, the number of photons that hit each individual photodiode must…

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Time of day
Not every beautiful scene always looks really beautiful. Moreover, as a rule, we must make a lot of effort, show patience and observation to show the subject in its best…

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Don't forget the polarizer
If you are forced to photograph landscapes or architecture in the middle of the day, a polarizing filter can help you. The polarizer makes the sky darker, eliminates sun glare…

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understand

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 and in the evening. The Golden hour may not last an hour, but only half an hour, the darkness comes suddenly and you have to act quickly, trying to catch the light you need, and also take a pocket flashlight with you, so as not to jump on rocks in the dark, risking breaking your neck.

In the North, sixty degrees or higher, the sun moves in a gentle arc, extending the favorable time for photography. The closer the Arctic is, the more light there is in the summer. As well as mosquitoes and midges. Continue reading

Color balance
The colors of objects that we see are not a property of the objects themselves, but a property of our vision. Grass looks green only because light rays reflected from…

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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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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…

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