Used Antlia ALP-T f/2 High Speed Dual Narrowband H-a (5nm) & O-III (5nm) Filter - 2" Maksutov Aperture 50 mm

Aperture 50 mm

Constant Surprises

SV125 (with dew shield)

5mm back focus distance (except ASI GT series): 1600/294/183/071/533/2600/6200/2400

000 including 220 of the best deep sky and solar system objects Software Celestron's Starry Night Special Edition Software

Used Antlia ALP-T f/2 High Speed Dual Narrowband H-a (5nm) & O-III (5nm) Filter - 2" Maksutov Aperture 50 mmCondition: This is a used Antlia ALP T 2" Dual Narrowband (5nm) filter in very good condition. The optics are relatively clean, with only some minor dust spots, and the body is unmarked. This filter is the high speed (f 2) version. This comes in its original jewel case. Description ALP T Dual Band 5nm Ha & OIII Highspeed Filters # ALP T 2 HS are further optimized to work with high speed imaging systems by shifting slightly the passband and center