APO107 Configuration Example Descriptions are found by the pictures. Apochromatic Refractor with 107 mm aperture, f/7, and focal length 700mm (APO107)Apochromatic Refractor with 107 mm aperture, f/7, and focal length 700mm (APO107)The TS Optics 80mm, focal length 328mm, guidescopeThe TS Optics 80mm, focal length 328mm, guidescope which has a separate ZWO ASI 290MM mini guide camera. The red bands are heater bands to eliminate dew.Monochrome guide cameraThe TS Optics 80mm, focal length 328mm, guidescope is equipped with a seperate ZWO ASI 290MM mini CMOS guide camera. In the background the main camera, the Atik 360EX monochrome CCD camera and the 7 position filter wheel can be seen.Sesto Senso focus motorThe APO107 refractor telescope is equipped with a Primaluce Labs Sesto Senso focus motor.