Sky-Watcher USA
Esprit 120mm ED Triplet APO Refractor (S11420)
- Regular price
-
$ 4,165.00 - Sale price
- $ 3,499.00
- Unit price
- per
In Stock
This item dropships directly from manufacturer
This item is currently backordered from the manufacturer. Please call or email to inquire about delivery lead times.
Our Take
Featuring top-quality optics, smooth mechanics, and excellent build quality, the Esprit 120 is a superb imaging or visual instrument. With the included field-flattener, the Esprit 120 yields a 43mm corrected image circle, allowing the use of a full-frame DSLR while providing pinpoint stars to the corners. The Sky-Watcher Esprit 120mm is truly a delight for any astrophotographer.
Quick Overview
- 120 mm apochromatic 3-element refractor
- 840 mm (f/7)
- Fully multi-coated
- Thread-on field flattener
- 3.0" focuser w/micro focus
- 2" Diagonal with dielectric coatings
- 9x50 RA erect-image finderscope
- Canon camera adapter
- Tube rings with CGE style dovetail bar
- Aluminum foam lined case
- 43mm image circle
- OTA Weight: 22lbs.
- OTA Length: 31.5" Extended and 27.375" Retracted
- Telescope Back Focus: >225mm
- Flattener Back Distance: 75mm
This telescope does not come with a mount.
Unsurpased Performance
Esprit three-element air spaced optics deliver images equal to scopes costing thousands of dollars more
Two-element Field Corrector
All Sky-Watcher USA Esprits include a two- element field corrector that guarantees a flat field across the entire imaging plane
Designed with 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, mounting rings, dovetail plate and foam-lined hard case. Everything you need to get out under the stars.
|
Model |
120 mm |
|
Optical design |
Apochromatic refractor |
|
Focal length |
840 mm |
|
F-ratio |
7 |
|
Back focus |
75 mm |
|
Image circle |
43 mm |
|
Lens elements |
3 |
|
Lens glass |
FPL-53 ED and Schott glass |
|
Focuser |
3 inch rack-and-pinion focuser with micro focus |
|
Focuser travel |
87 mm |
|
Removable field corrector |
Yes |
|
Finderscope |
9 x 50 right angle, correct image |
|
Mount type |
D-style dovetail |
|
Length (extended/retracted) |
31.5 in/27.4 in |
|
Outer diameter |
6.875 in |
|
Tube weight (pounds) |
22 |
Buy risk-free: When it’s time to trade up you’ll get the most value for your used gear.
