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OTA 72/420mm Skywatcher ED-APO EvoStar
Code: BDapo72set
Description
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72 mm apochromatic refractor with matched lens assembly with one ED element
-
420 mm focal length (f/5.8)
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Dual-speed 2” Crayford-type focuser
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Tube-ring attachment hardware with V-style dovetail plate
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Aluminum case
- 72 mm apochromatic refractor with matched lens assembly with one ED element
- 420 mm focal length (f/5.8)
- Dual-speed 2” Crayford-type focuser
- Tube-ring attachment hardware with V-style dovetail plate
- Aluminum case
- Manufacturer: Sky-Watcher
- Weight: 2.000 Kgs
| Optical Design | ED Doublet |
| Lens Coatings | Fully Multi-Coated |
| True Aperture (mm) | 72 |
| Primary Aperture (mm) | 72 |
| F/Ratio | 5.9 |
| Focal Length (mm) | 420 |
| Observational Info | |
|---|---|
| Dawes Limit | 1.61 |
| Rayleigh Limit | 1.94 |
| Limiting Mag. | 11.7 |
| Minimum Magnification | 10 |
| Maximum Magnification | 142 |
| General Info | |
| Focuser | 2" Dual Speed Crayford |
| OTA Length (Retract/Ext.) | 16.5" |
| OTA Outer Diameter | 3.5" |
| OTA Weight (with accessories) | 4.3 |
| Accessories | |
| Mounting Accessories | Rings/V-Rail |
| Included Case | Yes |
Sharp and colorfree image, compact size. Ideal for traveling, and widefield astrophotography. The dual-speed Crayford focuser is precise. It is possible to easily attach a finder scope from any of the SkyWatcher's 6x30 or 9x50 model.
It is lightweight, weight is only 1.94 kgs with tuberings and dovetail plate. It is also great as a spotting scope, it can be attached to a lightweight SkyWatcher Pronto, or AZ5 mount.
Comes with 1:10 dual speed Crayford focuser, tuberings, dovetail plate and aluminum hard case.
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0.85x reducer and flattener for SW Evostar 72/420 ED APO (with M48 screw)0.85x reducer and flattener for Skywatcher Evostar 72/420 ED APO telescopes (with M48 screw)
Price:
$311
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