WILLIAM OPTICS MINICAT 51 WIFD f/3.5 REFRACTOR COLOUR:RED the OCAL makes the daunting

the OCAL makes the daunting task of collimation a breeze

5 amp with USB Micro-B connector Dimensions 512 mm  length x 94 mm width x 135 mm height Weight TBD SKU Chromosphere - DS-SS80C

The ASI662MM has a HCG mode which effectively reduces readout noise at high gain settings while preserving the same wide dynamic range that you would get at low gain

25″ mounted or 31mm unmounted filters

WILLIAM OPTICS MINICAT 51 WIFD f/3.5 REFRACTOR COLOUR:RED the OCAL makes the dauntingThe William Optics Minicat 51 WIFD is an ultra fast f 3. 5 Petzval refractor for widefield imaging with a focal length of 178mm. Its 6 element optical design including two Super ED and lanthanum lenses controls chromatic aberration across a large image circle. The WIFD internal focusing design makes it simple to install autofocusers such as the ZWO EAF without the need for clumsy belt driven add ons. This design ensures precise and repeatable focusing