Optolong UV IR Cut Filter 1.25 25x100 Binoculars 5 matched optics as the

5 matched optics as the previous model

The high optical quality of the Baader 7nm H-Alpha filter guarantees no loss in sharpness or contrast

Delivers stunning wide-field views with pinpoint stars to the edge of the field

Tube Ring & Vixen type dovetail

Take the telescope outside and find an easily recognizable object

Optolong UV IR Cut Filter 1.25 25x100 Binoculars 5 matched optics as theOptolong UV IR Cut Filter 1. 25 Optolong UV IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most of the optics are designed for the visible spectrum, because its very difficult to create a lens with the same focal point for the visible and IR spectrum. It is used on a digital camera and the video, which do not have an IR protection filter toward an image sensor or were remodelled. This is