Optolong UV IR Cut Filter 2 inchOptolong UV IR Cut Filter 2 inch 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

whilst keeping quality high

Explorer-150P/PL Reflector or Evostar-120 Refractor

Focal Length of Eyepiece 2 (mm): 10 mm (0

User defined objects

nebulae and globular star clusters

Resolution (Rayleigh): 1

Power jack extension cable

With a large 6” Schmidt-Cassegrain optical tube—Celestron’s tried-and-true optical design for over 50 years—this telescope has enough light gathering ability to bring out impressive detail in celestial objects while remaining compact and lightweight

5mm (thread)

The case is EVA molded to protect your telescope with a hard yet flexible shell

every EdgeHD optical tube is Fastar compatible

Secondary Mirror Obstruction: 55