Tech

What part of the camera controls the aperture?

A device called a diaphragm usually serves as the aperture stop, and controls the aperture. The diaphragm functions much like the iris of the eye – it controls the effective diameter of the lens opening. Thereof, How does aperture affect a photo? How Does Aperture Affect Sharpness? A large aperture yields shallower depth of field,

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Do megapixels matter for astrophotography?

But in astrophotography, bigger pixels capture more light. Pixel size is a big consideration when selecting a camera for astrophotography. Smaller pixels have both some inherent advantages and disadvantages over larger pixels, but the truth is that in most things that matter, larger pixels are generally better. Thereof, Is Nikon or Canon better for astrophotography?

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