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Actually an upgraded version of Celestron's hugely popular Firstscope 76, this special edition Cometron 76 features the same Newtonian optics but includes an optical finderscope and higher quality Kellner eyepieces.
Point this tabletop Dobsonian-style at the Moon and you will see mountain and craters, for a youngster starting astronomy that alone will provide a ‘WOW’ moment. nebula, Jupiter and its four brightest moons are also visible, Saturn's rings too, even under a light-polluted sky! If you are fortunate to live under a dark sky the brighter star clusters, nebulae and even galaxies are within reach.
With a weight of just 4.3 pounds FirstScope provides bright, sharp views with ift wide filed of view. The Cometron FirstScope includes neat features like 2 Kellner eyepieces and a 5x24 finderscope. The 10mm eyepiece provides a high 30x magnification, while the 20mm produces 15x magnification. These two eyepieces offer a range of viewing options depending on what you are looking at. ,
The Celestron Cometron FirstScope 76mm f/4 Alt-Az Reflector Telescope's mirro is coated with a highly reflective combination of aluminum with SiO2 to improve resolution and contrast, while reducing comas and color fringing.
Features
- Includes a spherical mirror with a generous 76mm of aperture
- Offers a wide field of view
- Lightweight and portable, a great grab-and-go telescope
- Simple design makes it easy for beginners to use
- Includes a 5x24 finderscope and 2 Kellner eyepieces
- Optical Design: Newtonian Reflector
- Aperture (mm): 76 mm (2.99 in)
- Telescope Type: Manual
- Focal Length: 300 mm (12 in)
- Focal Ratio: 3.95
- Focal Length of Eyepiece 2 (mm): Kellner 10 mm (0 in)
- Finderscope: 5x24
- Tripod: None
- Highest Useful Magnification: 180x
- Lowest Useful Magnification: 11x
- Limiting Stellar Magnitude: 11.9
- Resolution (Rayleigh): 1.83 arc seconds
- Resolution (Dawes): 1.53 arc seconds
- Light Gathering Power (Compared to human eye): 118x
- Secondary Mirror Obstruction: 1.1 in (28 mm)
- Secondary Mirror Obstruction by Diameter: 37%
- Secondary Mirror Obstruction by Area: 14%
- Optical Coatings: Aluminum with SiO2
- Optical Tube Length: 10 in (254 mm)
- Total Telescope Kit Weight: 1.95 kg
- Celestron Cometron FirstScope Telescope
- 5x24 Finderscope
- 2 Kellner eyepieces
- Manufacturer's warranty
For more information about, Celestron Cometron FirstScope 76mm Telescope website.
Package information Box1:
Gross Weight: 2.6 Kg
Dimensions: 40 x 25 x 24 cm
