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TL;DR — Pixel Scale in Plain English
Pixel scale tells you how much of the sky a single camera pixel covers, measured in arcseconds per pixel (″/px).It determines whether your telescope-camera combo captures real astronomical...
Astrophotography fundamentals are the core principles that determine image quality when photographing the night sky. This guide breaks down the concepts that actually matter—mount accuracy, image scale, focus tolerance, calibration, and signal-to-noise—so beginners can build a solid foundation and advanced imagers can refine their workflow.
