Sky-Watcher Quattro 300P Imaging Newtonian 12″ (305 mm)
Sky-Watcher SKU: S11230 | Helix SKU: CTS11230
Specifications:
SKU | S11230 |
UPC | 050234112307 |
Optical Info | |
---|---|
Optical Design | Newtonian |
Mirror Coatings | 94% Aluminum |
Glass Type | Borosilicate |
Primary Aperture (mm) | 305 |
Primary Edge Thickness | 38mm |
F/Ratio | 4 |
Focal Length (mm) | 1200 |
Secondary Diameter | 102mm |
Secondary Obstruction (by diameter) | 33% |
Secondary Obstruction by Area | 11% |
Observational Info | |
Dawes Limit | 0.38 |
Rayleigh Limit | 0.46 |
Limiting Mag. | 14.9 |
Minimum Magnification | 43 |
Maximum Magnification | 600 |
Light Gathering (compared to next size down) | 44% |
General Info | |
Focuser | 2″ Dual Speed Crayford |
OTA Length (Retract/Ext.) | 42.5″ |
OTA Outer Diameter | 14.25″ |
OTA Weight (with accessories) | 57 |
Accessories | |
Included Finder | 9×50 Finder |
Included Diagonal | No |
Mounting Accessories | Rings/D-Rail |
Included Eyepieces | None |
Included Case | No |
Corrector | No (optional) |
Anonymous –
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