
Category: Optics
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Geodesy, Long-distance observations, Optics
Long distance observations – definition & types

Astronomy, Long-distance observations, Optics
Several important reasons why you should see the 2026 solar eclipse

Total solar eclipse 2020 – remote chasing the umbra and a brief explanation how do the webcams work

Solar eclipse below the horizon 2019 – the World’s first webcam observation

Long-distance observations, Optics
The aspect of light reflection in the long-distance observations

The role of contrast in ability of human vision

Astronomy, Astrophotography, Optics
How bright the starlight is?

Astronomy, Astrophotography, Optics
Top 10 intriguing things to see during solar eclipse

How the lunar shadow looks like during the solar eclipse?

Sky brightness changes during total solar eclipse

Light level measurements during total solar eclipse

Astronomy, Long-distance observations, Optics
Visual range changes during solar eclipses

Light scattering in the atmosphere during total solar eclipse

What is a light transition? What examples of it can we see?

Light around us and how to measure it

Light scattering in the Earth’s atmosphere part 3 – clouds, haze and surface

Light scattering in the Earth’s atmosphere part 2 – why is the sky blue and how the sky colour change?
