SKYWATCHER HELIOSTAR 76Hα SOLAR TELESCOPE Clear Apparent field of view 48

Apparent field of view 48 - 68° Parfocal Yes Eye relief 16 - 19 mm Field stop 9

Optical length of adapter is 5

Off-Axis adjustment range +/- 5°

Camera connection M43 Lens elements / groups

lightweight instrument with a doublet objective lens and a focal length of 128mm

SKYWATCHER HELIOSTAR 76Hα SOLAR TELESCOPE Clear Apparent field of view 48The Sky Watcher Heliostar 76Ha is a Hydrogen alpha solar telescope with a half bandwidth of <0. 5, perfect for viewing and imaging prominences. Multiple safety features are incorporated into the design including front mounted ERF film that effectively reflects infrared wavelengths, keeping the optics cool and reducing internal thermal currents. An internal UV cut filter prevents these damaging wavelengths from reaching the observer's eye. The pressure