2"Barlow,2.2X, for Mirror Diagonal
2", 2.2X barlow for mirror diagonal barrel with filter threads: M0.6
This 2.2X barlow is designed for use with a 2" Mirror diagonal. There are (2) popular threads; 2UB2MF is for mirror input barrels that accept 2" filters. (0.6mm). These include ANTARES, CELESTRON, ORION, SKY-WATCHER. The achromatic doublet is 44mm aperture, edge blackened and fully multicoated. *Some refractors may require tube extensions.
- Barrel Diameter
- Focal Length