Sale! Sky-Watcher Classic 250P Dobsonian Telescope
Sky-Watcher Classic 250P Dobsonian TelescopeSky-Watcher SKU: S11620 | Helix SKU: CTS11620OverviewThe Sky-Watcher Classic Dobsonian Telescope 254mm/1200mm (10") has a "paraboloidal" primary mirror to eliminate spherical aberration and a four-arm, secondary-
$995.00
-
$146.00
100% Happiness Backed or Your Money Back- Spend 30, Ship Free
- Love It or Return It Within 60 Days
100% Happiness Backed or Your Money BackDetails
Sky-Watcher Classic 250P Dobsonian Telescope
Sky-Watcher SKU: S11620 | Helix SKU: CTS11620
Overview
The Sky-Watcher Classic Dobsonian Telescope 254mm/1200mm (10″) has a “paraboloidal” primary mirror to eliminate spherical aberration and a four-arm, secondary- mirror bracket with fine supports (0.5mm thick), to reduce diffraction spikes and light loss. In addition, this model include a 2″ focuser with a 1.25″ adapter, allowing the use of either eyepiece size. This model also include the new feature-tension control handle.Specifications:
| SKU | S11620 |
| UPC | 050234116206 |
| Optical Info | |
|---|---|
| Optical Design | Newtonian |
| Mirror Coatings | 94% Aluminum |
| Glass Type | Borosilicate |
| Primary Aperture (mm) | 254 |
| F/Ratio | 4.7 |
| Focal Length (mm) | 1200 |
| Secondary Diameter | 64mm |
| Secondary Obstruction (by diameter) | 25% |
| Secondary Obstruction by Area | 6% |
| Observational Info | |
| Dawes Limit | 0.46 |
| Rayleigh Limit | 0.55 |
| Limiting Mag. | 14.5 |
| Minimum Magnification | 36 |
| Maximum Magnification | 500 |
| Light Gathering (compared to next size down) | 57% |
| General Info | |
| Focuser | 2″ Crayford |
| OTA Length (Retract/Ext.) | 45″ |
| OTA Outer Diameter | 11.375″ |
| OTA Weight (with accessories) | 28 |
| Dob Base Weight | 25 |
| Dob Base Measurements | 29″x20.5″ |
| Zenith Eyepiece Height | 48″ |
| Accessories | |
| Included Finder | 9×50 Finder |
| Included Diagonal | No |
| Included Eyepieces | 25/10 Super (modified Kellner) |
| Magnification w/ Included Eyepieces | 48x/120x |
| Included Case | No |
| Corrector | No |
Shipping Info
- Cost: $25
- Free Shipping
- We offer free shipping on orders over $30. Please check the free - shipping eligibility at checkout.
- Delivery Time:
- It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances.
Related products
Reviews
There are no reviews yet.