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then your telescope is in exact focus for stars
you can easily save and return to specific focus points—perfect for visual observing as well
Built-in polar scope with illuminator
a Snowflake filter wheel is definitely one of your better options
Move the clutch in an up/down
QHY OAG-S Small Off-Axis Guider - M42 - 100073 guidescope then your telescope is inThe OAG S at a Glance: Prism Size: 8*8mm Telescope Interface: M42*0. 75 Thickness: 10 mm excluding 3mm adapter Compatible Filter Wheel: QHYCFW3S Compatible Imaging Cameras: Less than 1" The QHY OAG S, aka the M42 "small" version of the QHY Off Axis Guider, is designed to be thin yet solid at just 10mm thick with a weight of 127g. Adding an M42 threaded adapter ring adds only 3mm for a total thickness of 13mm. There are six 3mm through holes in the OAG
