ZWO AM7 HARMONIC EQUATORIAL MOUNT M88 The 3" focuser connects to

The 3" focuser connects to these threads on the telescope-side and has an M77 x 1 female thread on the camera-side

Only the RASA 8 has the image plane is so close to the Schmidt plate that the original front adjustment screws cannot be reached as soon as a camera is connected

New mechanical zero tip tilt installed

Optical System: Honders Advanced Catadioptric Astrograph

The pulley modification reduces the spur gear errors that are typical and therefore reduces tracking errors

ZWO AM7 HARMONIC EQUATORIAL MOUNT M88 The 3" focuser connects toThe ZWO AM7 is a high capacity strain wave geared equatorial alt az mount for on the go visual observing and astrophotography, with an increased payload of 20kg without counterweights and 30kg with counterweights. Like the AM3N & AM5N, the AM7 has excellent tracking performance with small periodic error (typically > 10 arcsec) and includes power and USB output for mount control on the saddle, making cable management easier. Incredibly lightweight at