2008-03-03 02:31:18 UTC
CELESTRON POWER SEEKER 60
D=60 / F=700mm refractor. . . . Rs. 8,805.
Recommend for: FIRST TIME BUYER
General
Tri-ocular holder rotates eyepiece position to change magnification
60mm refractor with unique, high-quality square optical tube
Three 1.25" eyepieces included for varying magnifications
Soft carrying case holds the telescope, mount, tripod, and all accessories
5x20 finder scope held by pivot arm for convenient alignment
Pre-assembled aluminum tripod for easy setup
Built-in compass to assist in terrestrial observations
Coated objective lens
The design of the Celestron Power Seeker Square optical tube helps reflect stray light away from the user’s eye, giving higher contrast planetary and lunar views. Unlike most other 60mm refractors, the PowerSeeker Square has a rotatable erect image diagonal that makes it excellent for land viewing as well as astronomical use.
Specifications
OPTICAL DESIGN Refractor
APERTURE 60 mm (2.36 in)
FOCAL LENGTH 700 mm (27.56 in)
FOCAL RATIO 11.67
EYEPIECE 1 20 mm (0.79 in)
MAGNIFICATION 1 35 x
EYEPIECE 2 12.5 mm (0.49 in)
MAGNIFICATION 2 56 x
EYEPIECE 3 4 mm (0.16 in)
MAGNIFICATION 3 175 x
BARLOW LENS 3 x
FINDERSCOPE 5x20
STAR DIAGONAL Rotatable Erect Image, 1.25 in
MOUNT Altazimuth
TRIPOD Aluminum
ACCESSORY TRAY No-Tool Tray w/ Eyepiece holder
CD ROM The Sky Level 1
OTHER EQUIPMENT Compass
CARRYING CASE Soft carrying case
WEIGHT 10 lb (4.54 kg)
LIMITING STELLAR MAGNITUDE 11.4
RESOLUTION 2.31 arc seconds
RESOLVING POWER 1.93 arc seconds
PHOTOGRAPHIC RESOLUTION 171 line/mm
LIGHT GATHERING POWER 73 x
ANGULAR FIELD OF VIEW 1.2 °
LINEAR FIELD OF VIEW (@1000 YDS) 61 ft (18.59 m)
OPTICAL COATINGS Multi-Coated
OPTICAL TUBE LENGTH 30 in (762 mm)
TELESCOPE WEIGHT 10 lb (4.54 kg)
CELESTRON POWER SEEKER 76
D=76 / F=700mm Newtonian reflector. . . . Rs. 7,605. Inclusive of TAX
Recommend for: FIRST TIME BUYER
General
Easy to assemble 76mm Newtonian reflector
Pre-assembled aluminum tripod and accessory tray
3x Barlow Lens-triples the magnifying power of each eyepiece
Finder scope: 5x24
Includes two 1.25" eyepieces
Includes CD-ROM "The Sky" Astronomy Software
PowerSeeker telescopes are a great way to open up the wonders of the Universe to the aspiring astronomer!
The Celestron PowerSeeker series of telescopes is designed to give the first-time buyer the perfect combination of quality, value, features and power. Offering exceptional value, these telescopes feature portable yet powerful designs with ample optical performance to excite any newcomer to the world of amateur astronomy.
Specifications
OPTICAL DESIGN Newtonian Reflector
APERTURE 76 mm (2.99 in)
FOCAL LENGTH 700 mm (27.56 in)
FOCAL RATIO 9.21
EYEPIECE 1 20 mm (0.79 in)
MAGNIFICATION 1 35 x
EYEPIECE 2 4 mm (0.16 in)
MAGNIFICATION 2 175 x
BARLOW LENS 3 x
FINDERSCOPE 5x24
MOUNT Altazimuth
TRIPOD Aluminum
ACCESSORY TRAY No-Tool Tray w/ Eyepiece holder
CD ROM The Sky Level 1
WEIGHT 14 lb (6.35 kg)
LIMITING STELLAR MAGNITUDE 11.9
RESOLUTION 1.82 arc seconds
RESOLVING POWER 1.53 arc seconds
PHOTOGRAPHIC RESOLUTION 217 line/mm
LIGHT GATHERING POWER 118 x
ANGULAR FIELD OF VIEW 1.2 °
LINEAR FIELD OF VIEW (@1000 YDS) 62 ft (18.9 m)
OPTICAL COATINGS Aluminum
SECONDARY MIRROR OBSTRUCTION 0.75 in (19.05 mm)
SECONDARY MIRROR OBSTRUCTION BY AREA 6 %
SECONDARY MIRROR OBSTRUCTION BY DIAMETER 25 %
OPTICAL TUBE LENGTH 27 in (685.8 mm)
TELESCOPE WEIGHT 14 lb (6.35 kg)