Antares 2" ND Filter - 25% Transmission - 2ND25 vendor-baader-planetarium 3 arcsecond RPEC

3 arcsecond RPEC

Erect image optics are ideal for both terrestrial and astronomical use

a 3X Barlow lens along with two eyepieces give you four different magnifications

Just hang something heavy from the hook like a backpack and you’ll be amazed at the difference

Antares 2" ND Filter - 25% Transmission - 2ND25 vendor-baader-planetarium 3 arcsecond RPECAntares 2" ND Filter 25% Transmission Product Highlights: Antares ND 2" Filter Transmission = 25% Includes standard 2" size, M48x0. 6 mm Threads The Antares 2ND25 Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar and also planetary observing. This is a Neutral Density (ND) filter which means it attenuates most colors of the visible spectrum approximately equally. Can be used stacked