Sensor frame · 2.6° × 1.4°
Ring Nebula really is this small — 1′ in a 1.4° frame
250mm f/5.0 integrated camera
11.14 × 6.26mm sensor
Small in frame· Ring Nebula is 1′ across, 1.7% of the 1.4° short edge
A postage stamp in the middle of a large field. More focal length, or a heavy crop later.
Small but bright — a perfect smoke ring at 100–200×. A stellar remnant 2,300 light-years away.