Skywatcher Startravel 80T Ota Refractor Telescope Northwest Africa 6077 it reduces exposure time by

it reduces exposure time by a factor of 3

Additional filter carousel for EFW2

results that were backed up by our observations of a variety of celestial objects

The sharp bandpass and > 90% high efficiency coatings make the Baader H-Alpha filter superior to the common colored-glass based filters

The light transmission can be varied from 40% down to as little as 1%

Skywatcher Startravel 80T Ota Refractor Telescope Northwest Africa 6077 it reduces exposure time bySpecification and optics same as Startravel 80 but comes with 45 Erect Image Diagonal, and supplied without Equatorial Mount and Tripod. Complete with tube rings. The compact Sky Watcher STARTRAVEL series are two element, air spaced, multi coated objective, achromatic refractors, and are well proven performers for Rich Field views of star fields, clusters, nebulae, bright galaxies, planets, the Moon and, the Sun (with correct safety filtering!), as