Rigs ED doublet refractors
Sky-Watcher Evostar 72EDX
Every camera in the catalogue on this telescope, at 420 mm and f/5.8, with the Sky-Watcher Reducer for Evostar 72EDX. 42 pairings have a page; 11 sensors are larger than the stated image circle and listed without one.
Its maker publishes no factor for the Sky-Watcher Reducer for Evostar 72EDX, so these figures are at the native focal length.
The telescope
Aperture72mm
Focal length420mmnative
Focal ratiof/5.8
Image circle36mmthe maker's figure
OTA weight2.30kgneeds a corrector
Figures from the maker’s page. Source. Provisional: the row has not yet had a second, human check.
Every camera
Sampling is the star’s FWHM in pixels at 2.5″ seeing; every band is a tradeoff, and wide fields are undersampled on purpose. Each camera name opens its page.
| Camera | Scale | Field | At 2.5″ | Image circle |
|---|---|---|---|---|
| Player One Ares-C Pro | 1.85″/px | 1.54 × 1.54° | 1.35pxundersampled | fits15.99 of 36 mm |
| Player One Poseidon-C Pro | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| Player One Poseidon-M Pro | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| Player One Uranus-C | 1.42″/px | 1.53 × 0.86° | 1.76pxpractical | fits12.85 of 36 mm |
| QHY294M Pro | 2.27″/px | 2.63 × 1.77° | 1.10pxundersampled | fits23.23 of 36 mm |
| QHY600M (SBFL front section) | 1.85″/px | 4.91 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| QHY600M (standard, with CAA) | 1.85″/px | 4.91 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| ToupTek ATR183C | 1.18″/px | 1.78 × 1.19° | 2.12pxpractical | fits15.73 of 36 mm |
| ToupTek ATR183M | 1.18″/px | 1.78 × 1.19° | 2.12pxpractical | fits15.73 of 36 mm |
| ToupTek ATR2110C | 5.89″/px | 3.16 × 1.99° | 0.42pxbadly undersampled | fits27.41 of 36 mm |
| ToupTek ATR2600C | 1.85″/px | 3.19 × 2.14° | 1.35pxundersampled | fits28.18 of 36 mm |
| ToupTek ATR2600M | 1.85″/px | 3.19 × 2.14° | 1.35pxundersampled | fits28.18 of 36 mm |
| ToupTek ATR294C | 2.27″/px | 2.61 × 1.77° | 1.10pxundersampled | fits23.10 of 36 mm |
| ToupTek ATR294M | 2.27″/px | 2.61 × 1.77° | 1.10pxundersampled | fits23.10 of 36 mm |
| ToupTek ATR3CMOS07100KMA | 2.21″/px | 1.96 × 1.35° | 1.13pxundersampled | fits17.47 of 36 mm |
| ToupTek ATR3CMOS07100KPA | 2.21″/px | 1.96 × 1.35° | 1.13pxundersampled | fits17.47 of 36 mm |
| ToupTek ATR432C | 4.42″/px | 1.96 × 1.35° | 0.57pxbadly undersampled | fits17.47 of 36 mm |
| ToupTek ATR432M | 4.42″/px | 1.96 × 1.35° | 0.57pxbadly undersampled | fits17.47 of 36 mm |
| ToupTek ATR533C | 1.85″/px | 1.54 × 1.54° | 1.35pxundersampled | fits15.97 of 36 mm |
| ToupTek ATR533M | 1.85″/px | 1.54 × 1.54° | 1.35pxundersampled | fits15.97 of 36 mm |
| ToupTek ATR585C | 1.42″/px | 1.53 × 0.86° | 1.76pxpractical | fits12.85 of 36 mm |
| ToupTek ATR585M | 1.42″/px | 1.53 × 0.86° | 1.76pxpractical | fits12.85 of 36 mm |
| ToupTek SkyEye24AC-plus | 2.92″/px | 4.91 × 3.27° | 0.86pxundersampled | sensor larger than the stated image circle43.28 mm diagonal, 36 mm stated |
| ToupTek SkyEye26AC-plus | 1.85″/px | 3.19 × 2.14° | 1.35pxundersampled | fits28.18 of 36 mm |
| ToupTek SkyEye26AM-plus | 1.85″/px | 3.19 × 2.14° | 1.35pxundersampled | fits28.18 of 36 mm |
| ToupTek SkyEye45AC-plus | 2.16″/px | 4.91 × 3.28° | 1.16pxundersampled | sensor larger than the stated image circle43.32 mm diagonal, 36 mm stated |
| ToupTek SkyEye62AC-plus | 1.85″/px | 4.90 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.24 mm diagonal, 36 mm stated |
| ToupTek SkyEye62AM-plus | 1.85″/px | 4.90 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.24 mm diagonal, 36 mm stated |
| ZWO ASI071MC Pro | 2.35″/px | 3.22 × 2.13° | 1.06pxundersampled | fits28.29 of 36 mm |
| ZWO ASI1600MM Pro | 1.87″/px | 2.40 × 1.81° | 1.34pxundersampled | fits22.06 of 36 mm |
| ZWO ASI183MC Pro | 1.18″/px | 1.80 × 1.20° | 2.12pxpractical | fits15.86 of 36 mm |
| ZWO ASI183MM Pro | 1.18″/px | 1.80 × 1.20° | 2.12pxpractical | fits15.86 of 36 mm |
| ZWO ASI2400MC Pro | 2.92″/px | 4.91 × 3.27° | 0.86pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| ZWO ASI2600MC Air | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI2600MC DUO | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI2600MC Pro | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI2600MM Air | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI2600MM DUO | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI2600MM Pro | 1.85″/px | 3.20 × 2.14° | 1.35pxundersampled | fits28.26 of 36 mm |
| ZWO ASI294MC Pro | 2.27″/px | 2.62 × 1.77° | 1.10pxundersampled | fits23.19 of 36 mm |
| ZWO ASI294MM Pro | 2.27″/px | 2.62 × 1.77° | 1.10pxundersampled | fits23.19 of 36 mm |
| ZWO ASI4400MC Pro | 2.16″/px | 4.91 × 3.27° | 1.16pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| ZWO ASI461MM Pro | 1.85″/px | 5.98 × 4.49° | 1.35pxundersampled | sensor larger than the stated image circle54.82 mm diagonal, 36 mm stated |
| ZWO ASI533MC Pro | 1.85″/px | 1.54 × 1.54° | 1.35pxundersampled | fits15.99 of 36 mm |
| ZWO ASI533MM Pro | 1.85″/px | 1.54 × 1.54° | 1.35pxundersampled | fits15.99 of 36 mm |
| ZWO ASI585MC Air | 1.42″/px | 1.53 × 0.86° | 1.76pxpractical | fits12.85 of 36 mm |
| ZWO ASI585MC Pro | 1.42″/px | 1.52 × 0.85° | 1.76pxpractical | fits12.78 of 36 mm |
| ZWO ASI585MM Air | 1.42″/px | 1.53 × 0.86° | 1.76pxpractical | fits12.85 of 36 mm |
| ZWO ASI585MM Pro | 1.42″/px | 1.52 × 0.85° | 1.76pxpractical | fits12.78 of 36 mm |
| ZWO ASI6200MC Pro | 1.85″/px | 4.91 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| ZWO ASI6200MM Pro | 1.85″/px | 4.91 × 3.27° | 1.35pxundersampled | sensor larger than the stated image circle43.27 mm diagonal, 36 mm stated |
| ZWO ASI990MM Pro | 2.46″/px | 0.87 × 0.70° | 1.02pxundersampled | fits8.20 of 36 mm |
| ZWO ASI991MM Pro | 2.46″/px | 0.45 × 0.35° | 1.02pxundersampled | fits4.19 of 36 mm |
No sensor size in the catalogue, so no figures: Canon EF body + T-ring, Canon EF-S body + T-ring, Canon RF body + T-ring, Fujifilm X body + T-ring, L-mount (Leica / Panasonic / Sigma) body + T-ring, Micro Four Thirds body + T-ring, Nikon F body + T-ring, Nikon Z body + T-ring, Pentax K body + T-ring, QHY268C, QHY268M, QHY533C, QHY533M, Sony E / FE body + T-ring, ToupTek SkyEye24AC, ToupTek SkyEye62AC, ToupTek SkyEye62AM.
Last updated Computed from the catalogue when the site is builtEvery telescope