ACCESSORY CHART
A70Sf, A80Sf and R130Sf Visual configuration
A70Sf, A80Sf and R130Sf Photographic configuration
SPECIFICATIONS- The Specific ions re subject to change without notice.
Specifications | A70Lf | A80Mf | R130Sf |
Item # | 2602 | 2603 | 2604 |
Optical Design | Ach omatic Refractor |
| Newtonian Reflector |
Effective Aperture | 70mm | 80mm | 130mm |
Focal Length | 900mm (f/12.9) | 600mm (f/7.5) | 650mm (f/5.0) |
Resolving Power | 1.66 arc.; 11.0 | 1.45 arc sec; 11.3 | 0.89 arc sec; 12.3 |
Light Gathering Power | 100x | 131x | 345x |
Tube Diameter, Length & Weight | 76mmx865mm; 1.9 kg | 90mm x 860mm; 2.5kg | 160mm x 572mm; 4.0 kg |
Finderscope | 6x42mm | 6x30mm |
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Threads | 42mm for T ring/31.7mm push‐fit |
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Magnification | PL20mm, PL6.3mm | PL20mm, PL6.3mm | PL20mm, PL6.3mm |
Accessories | Round Tray, Diagonal Prism |
| Round Tray |
Photography |
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Total Weight | 7.4kg | 8 kg | 8.9kg |
Magnification equals focal length/Eyepiece