ANTLIA 3nm PRO ULTRA NARROWBAND SET Ha + OIII + SII Barlow External Diameter: 90 mm

External Diameter: 90 mm

GM4000HPS mounts

5 A at sidereal speed

this is out of our control

The Optolong UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of deep sky objects such as emission nebulae and supernova remnants

ANTLIA 3nm PRO ULTRA NARROWBAND SET Ha + OIII + SII Barlow External Diameter: 90 mmThe new Antlia 3nm Ultra Narrowband filters boost the contrast of emission nebulae and supernova remnants for professional results, even under a bright sky affected by light pollution. The 3nm bandpass is only 1% of the entire visible spectrum increasing the signal to noise ratio delivering high contrast images and extremely dark backgrounds. To even further enhance the contrast, and suppress the stray light and internal reflections, Antlia applies