Nebula Filter UHC 2.0-inch iEXOS This 127mm (5-inch) aperture telescope

This 127mm (5-inch) aperture telescope reveals stunning

Built to endure the demands of public star parties and educational outreach

and then look through a low power eyepiece inserted in your telescope diagonal or focuser

lower magnification eyepieces have better eye relief than higher power models

Nebula Filter UHC 2.0-inch iEXOS This 127mm (5-inch) aperture telescopeExplore Scientific Nebula Filter 2. 0" UHC Range from 458nm to 508nm with peak at 488nm. Transmission 96. 7% UHC This is an ultra high contrast narrow band filter, designed for observing the broad range of nebulae with 2. 0 inch standard eyepieces or filter wheels. The bandpass is tighter than the CLS Nebula Filter, thereby blocking even more light from artificial lights and airglow.