Mike 🔭 Rector on X: "Found a nice calculator to calculate FOV of your camera with and without a focal reducer: https://t.co/KxUdGb11nj should be able to fit the Pleiades in my FOV
Celestron Reducer/Corrector f/6.3 for Schmidt Casssegrain Telescopes
Position of Focal Reducer - Beginning Deep Sky Imaging - Cloudy Nights
Calculations
Venus Optics Laowa 0.7x Focal Reducer for Probe Lens (EF to X Mount)
Mike 🔭 Rector on X: "Found a nice calculator to calculate FOV of your camera with and without a focal reducer: https://t.co/KxUdGb11nj should be able to fit the Pleiades in my FOV
Bresser UK | EXPLORE SCIENTIFIC 3" 0.7x Reducer/corrector | Call 01342 837 098 for advice and sales.
Focal Reducer for my Telescope - Beginners Forum (No Astrophotography) - Cloudy Nights
Agena's Guide to Focal Reducers
How to Set the Back Focus for Your Telescope (Guide) | OPT Telescopes
Frustrations with focal reducer - Experienced Deep Sky Imaging - Cloudy Nights