Baader AstroSolar Telescope Filter 80mm - OD 5.0 - ASTF-80 vendor-hotech-corporation This case from Baader is

This case from Baader is the best way to transport and store your valuable set of Hyperion eyepieces

Flexible for visual and imaging with all types of telescopes and eyepieces

on long focal length telescope eyepieces the exit pupil position moves well beyond the designer'''s intended position

2-inch Adaptor allows snug use with both 1

Focal Ratio: f/13

Baader AstroSolar Telescope Filter 80mm - OD 5.0 - ASTF-80 vendor-hotech-corporation This case from Baader isBaader AstroSolar Telescope Filter 80mm Tubes 100 140mm OD Safe for solar observation and photography with all high end telescopes and extreme tele lenses. Suitable for highest magnifications and detailed observation of individual sunspots AstroSolar Safety Film OD 5. 0, mounted stress free in temperature compensated cell No astigmatism during winter observation or with temperature changes in summer Scope of supply: ASTF Filter with apertures from 80