Sky-Watcher Esprit 120mm ED Triplet APO Refractor Telescope
Sky-Watcher SKU: S11420 | Helix SKU: CTS11420
Overview
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 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.
Specifications:
| SKU | S11420 |
| UPC | 050234114202 |
| 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 |
| Accessories | |
| Included Finder | 8×50 RACI |
| Included Diagonal | 2″ Dielectric |
| Mounting Accessories | Rings/D-Rail |
| Included Eyepieces | None |
| Included Case | Yes |
| Corrector | Yes |
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Fast Shipping & Professional Packing
We have a range of shipping options due to our long-term partnership with UPS FedEx DHL. Our warehouse personnel will pack every item to our exacting specifications. Prior to shipping your items will be thoroughly examined and secured. Each day, we ship to thousands of clients in many countries. This demonstrates our dedication to become the biggest online retailer on earth. There are distribution centers and warehouses located in Europe and the USA.
Note: Orders that include more than one item are assigned a processing time depending on the item.
We will carefully examine all items ordered before shipping. Today, the majority of orders will be shipped within 48 hours. Delivery time ranges between 3-7 days.
Returns
Stock is dynamic, and cannot be fully controlled by us because of the involvement of many entities, including the factory as well as our warehouse. This means that the actual stock could alter at any time. It's possible that you may not receive your order once the order has been made.
Our policy runs for 30 days. If you have passed 30 days without a trace since the purchase however, we're unable to give you a refund or exchange.
In order to be eligible for a refund your product must be unopened and in the same condition as when you received it. It must also be returned in its original packaging.
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