Celestron X-Cel 3x is a 1.25 "3-element Barlow lens 3x, with FMC layers, clamping ring and 1.25" filter thread. Recommended for both observation and astrophotography.
Technical specifications
• fold: 3x • number of optical elements: 3 • anti-reflective layers: FMC (on all optical surfaces) • binding standard: 1.25 " • weight: 115 g
Warranty
2 years