Baader Planetarium
MSRP:
Now:
US$469.00
Was:
Telecentric with 2" outer diameter and T-2 threads on both sidesAplanatic, with 2x focal length extension to achieve a parallel f/30 beam in conjunction with ~f/7,5 optics systems – free of field curvatureDesigned specifically for H-alpha at 656,3 nm,...
BAA-TZ-2 (Baader #2459255)