Antares 2" ND Filter - 13% Transmission - 2ND13 Adapters - M48 Design: Erect Image Right Angle

Design: Erect Image Right Angle (90 degrees)

Given the poor transmissions of many optics in the UV and the lower sensitivity of some CCDs to this wavelength

Tele Vue Barlow Lenses use multi-coated high index glasses for optimum aberration correction

even for the novice

Antares 2" ND Filter - 13% Transmission - 2ND13 Adapters - M48 Design: Erect Image Right AngleAntares 2" ND Filter 13% Transmission Product Highlights: Antares ND 2" Filter Transmission = 13% Includes standard 2" size, M48x0. 6 mm Threads The Antares 2ND13 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