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Sky-Watcher
Sky-Watcher Quattro 300P Imaging Newtonian 12" (305 mm)
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Sky-Watcher Quattro 300P Imaging Newtonian 12" (305 mm)
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Your Price:
$2,450.00
Sky-Watcher Quattro 300P Imaging Newtonian 12" (305 mm)
Part Number:
S11230
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Description
Specifications
The new Sky-Watcher Quattro Imaging Newtonian with dual-speed focuser incorporates a superb mirror-set with two significant advantages over competing products. A 2" dual-speed 10:1 ratio focuser is included for excellent focusing precision. Additionally, the tube length has been slightly shortened to optimize performance for prime-focus photography. Even better performance for astro-photography, and visual use, can be achieved when used in combination with the
Sky-Watcher Quattro coma corrector
.
305 mm Newtonian reflector
1000 mm (f/4)
Fully multi-coated borosilicate mirrors
3” dual-speed 10:1 linear power focuser
8×50 finderscope
Tube rings with D-style dovetail bar
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
9x50 Finder
Included Diagonal
No
Mounting Accessories
Rings/D-Rail
Included Eyepieces
None
Included Case
No
Corrector
No (optional)
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