Baader Ultraviolet 320-390nm Venus Filter - 2" Round Mounted - FUV-2 Skywatcher Alt-Azimuth Telescopes Precision machined 40 mm diameter

Precision machined 40 mm diameter steel Polar shafts supported by multiple tapered roller bearings and ball bearings

Cut out allows full access to the zoom eyepiece

Lock it firmly in place with the focuser or adapter thumbscrew

Not only does imaging in the Celestron Telescope FASTAR configuration allow for exposure times that are 25 times faster than at f/10

The Baader Planetarium Hyperion 68 Degree Modular Eyepieces offer world-class performance and unique photo-visual features at an unheard of price

Baader Ultraviolet 320-390nm Venus Filter - 2" Round Mounted - FUV-2 Skywatcher Alt-Azimuth Telescopes Precision machined 40 mm diameterAbout the Baader Ultraviolet Venus Filter 2" Round Mounted Another unique new filter from Baader Planetarium. For the first time, amateurs can now record cloud structures on Venus. The Baader Ultraviolet Venus Filter enables amateurs to successfully image in the deep UV, a spectral region normally inaccessible. The latest coating technologies permit the Baader Ultraviolet Venus Filter to transmit from 300nm to 400nm, with a peak transmission of 80%!