Eyepiece adaptor: T2 external thread and 31.7 hole for eyepieces
(BTC: T2p317)
24.90 EUR
LACERTA Herschel prism set with Brewster angle, incl. heat shield, ND3 Filter, T2 threads and 31,7mm eyepiece-adaptors on both sides. Free optical window is 30mm.
(--Lacerta hot product: Herschel-LAC1s)
227.89 EUR