Sky Watcher Esprit 80mm ED Triplet Apo Refractor OTA # S11400

Designed wtih the discerning astrophotographer in mind, Sky-Watcher USA’s top-of-the-line Esprit refractors deliver the kind of imaging performance one would expect from telescopes costing thousands of dollars more.

With their three-element air spaced objective lens design, false color is completely eliminated, yielding exceptional contrast and sharpness. The included 2-element field corrector guarantees a flat field across the entire imaging plane. The Sky-Watcher exclusive Helinear Track focusing system provides a smooth, rock-solid focuser with zero image shift.

All Sky-Watcher USA Esprit refractors come with a 9 x 50 right angle finderscope, 2-inch Star diagonal, 2-element field flattener, camera adapter, D-style dovetail and padded case. Everything you need to get out under the stars.

Specifications: 

• Optical Design: Refractor
• Field Flattener: Included, thread-on
• Aperture (mm): 80 mm (3.15 in)
• Focal Length: 400 mm
• Focal Ratio: 5
• Highest Useful Magnification: 120 x
• Optical Coatings: Fully multi-coated

Product carries full 2 year manufacturer factory limited warranty (within US only).

Manufacturer part number: S11400