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and 102 telescopes
This anodized black 21mm extender can help you reach the proper focusing distance for your set-up
the iOptron #3324 Counterweight Balance Kit
This is the better choice of narrowband H-Alpha astrophotographer filter for highest contrast and revealing subtle nebula details
Antlia 4.5nm H-Alpha Edge Series Filter - 31 mm - HA-EDGE-4.5NM-31 Focusers and 102 telescopesThis narrowband 4. 5 nm H alpha filter from Antlia is part of their Edge series and is of the 31 mm unmounted variety. It is normally used in a 1. 25" 31mm filter wheel, where it drops into place. Important! Not for use when viewing or imaging the Sun! Antlia 4. 5nm Edge Series H Alpha Filter 31 mm Unmounted Antlia H alpha Edge narrowband filters optimize the FWHM (full width half maximum) to a 4. 5nm bandpass. The suppression of optical density (OD)5
US$ 12.00
US$ 328326.00
US$ 1044.50
