ZWO 110mm Quad APO Refractor corrector OD3(Optical Density)

OD3(Optical Density)

3mm Apparent Field of View 55° Eye Relief (mm) 20 mm  Optical Coatings Fully multi-coated Number of Lens Elements 6 Barrel Size (in) 1

4-inch rigid focuser

25" TMB eyepieces is designed especially for Planetary observations

Most other 80mm or smaller refractors with an outside diameter lens shield less than 125mm

ZWO 110mm Quad APO Refractor corrector OD3(Optical Density)Lightweight, compact, and engineered for both immersive visual observing and high performance astrophotography. *Focus can be achieved within a back focus range of 4273 mm, measured from the M54M48 interface shoulder. MAIN FEATURES Flexible Connectivity for Multiple Configurations Uniqueness 1.) Four Element Optical Design The FF110 APO features a four element, fully air spaced apochromatic optical design. All four elements work together to deliver a