Mounts
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National Geographic Automatic 90/1250 Telescope
SCOPE OF DELIVERY
Telescopes series | National Geographic Catadioptrics |
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Made in | - |
Warranty | 5 years |
Optical design of telescope | Catadioptric telescope |
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Lowest (useful) magnification. | $12.80 |
Highest (useful) magnification. | $180.00 |
Aperture. | $90.00 |
Focal length. | $1,250.00 |
Focal ratio. | $13.80 |
Eyepiece 1 - Focal Length | 25 |
Eyepiece 1 . magnification | 50 |
Eyepiece 2 - Focal Length | 12.5 |
Eyepiece 2 . magnification | 100 |
Light-gathering power. | $165.30 |
Limitting stellar magnitude. | $99.70 |
Rayleigh Resolution. | $1.50 |
Dawes Resolution. | $1.20 |
Image capturing | - |
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Photo adapter | - |
Mount type of build | Azimuthal |
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Tripod compliant | Yes |
Type of tripod | - |
Tripod material | Heavy-Duty Stainless Steel |
GoTo Telescope Control | Yes |
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GoTo Telecope Language | English, French, German, Italian, Spanish |
Telescope GoTo control interfaces | - |
Telescope Alignment method | - |
Integrated GPS | No |
Tracking | Yes |
Track rate | Lunar |
Track mode | Alt-Az |
Slow motion controller | - |
Slew Speed | - |
Com. Port | Hand control |
Remote Hand Control | - |
Power Supply Unit | AA |
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Lens coatings | Fully Multicoated |
Eyepiece barrel size | 1.25'' / 31.75 mm |
Eyepiece angle | 90° |
Total gear weight. | $6.00 |
Finder - Scope | Red Dot |
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Recommended for | Beginners |
Suitable for observing | Moon, Planets |