131F Flat-Field Tripod Use the included metal lens

Use the included metal lens cap for your SeeStar S50 to keep dust off the lens when in storage or transport

This padded bag offers the perfect storage solution

even at high magnifications

RASA 8's flat field provides pinpoint stars and excellent performance across an entire APS-C sensor

EdgeHD technology gives you pinpoint stars all the way to the edge of the CCD sensor

131F Flat-Field Tripod Use the included metal lens5" Apo Refractor, Good for Imaging and Visual Description Askar's new 131F Flat Field quad refractor offers sharp images and versatility at a reasonable price. Like its smaller siblings, the 131F's optics cover full frame imagers, without the need for a field flattener. Backfocus distance doesn't need to be precise, making astrophotography simpler when using filter drawers, OAGs, and other accessories. The 131F's 983mm focal length gives you a 2. 1