Planning is the secret to capturing breathtaking images of the night sky. Whether you want to shoot the sprawling Andromeda Galaxy or frame a tight close-up of the Moon, you need to know exactly how much of the sky will fit into your frame. This is where an becomes your most valuable tool.

I can run the calculations and give you the exact and framing advice!

Ultimate Guide to Using an Astro FOV Calculator Field of View (FOV) determines how much of the night sky your camera sensor captures through a specific telescope or lens. Selecting the right combination of optics and imaging sensors prevents targets from being cropped or appearing too small. An astro FOV calculator simulates these setups before you purchase equipment or head into the field. What is an Astro FOV Calculator?