SKY WATCHER ESPRIT 120MM ED TRIPLET APO (S11420)

4,254.67$

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Description

SKY WATCHER ESPRIT 120MM ED TRIPLET APO

Designed wtih the discerning astrophotographer in mind, Sky-Watcher USA’s top-of-the-line SKY WATCHER ESPRIT 120MM ED TRIPLET APO delivers the kind of imaging performance one would expect from telescopes costing thousands of dollars more. With its 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 8 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.

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Informations complémentaires

Fournisseur

Optical Info:
Optical Design: ED Triplet Refractor
Lens Coatings: Fully Multi-Coated
Glass Type: BK7 (2)/FPL-53(ED)
Primary Aperture (mm): 120
F/Ratio: 7
Focal Length (mm): 840
Observational Info:
Dawes Limit: 0.97
Rayleigh Limit: 1.16
Limiting Mag.: 12.9
Minimum Magnification: 17
Maximum Magnification: 236
Light Gathering (compared to next size down): 44%
General Info:
Focuser: 3.4" Dual Speed R&P
OTA Length (Retract/Ext.): 27.4"/31.5"
OTA Outer Diameter: 6.875"
OTA Weight (with accessories): 22

Esprit 120MM ED Triplet APO
Included Finder: 8x50 RACI
Included Diagonal: 2" Dielectric
Mounting Accessories: Rings/D-Rail
Included Eyepieces: None
Included Case: Yes
Corrector: Yes

Esprit 120mm Manual