Technical Specifications - Celestron 21035 Travel Scope 70 Instruction Manual

Travel Scope Specifications
Optical Design
Aperture
Focal Length
Focal Ratio
Optical Coatings
Finderscope
Diagonal
Eyepieces
Barlow Lens – 3x 1.25"
Apparent Field of View
Angular Field of View
Linear Field of View -- ft/1000yards /
Near Focus w/20mm Eyepiece
Mount
Altitude Locking Knob
Azimuth Locking Knob
CD-ROM "The SkyX"
Highest Useful Magnification
Limiting Stellar Magnitude
Resolution -- Raleigh (arc seconds)
Resolution -- Dawes Limit " "
Light Gathering Power
Optical Tube Length
Telescope Weight
Note: Specifications are subject to change without notice or obligation.
m/1000meters
Model # 21035
Travel Scope 70
Refractor
70mm (2.8")
400mm
f/5.7
Fully Coated
5x24
Erect Image - 45° 1.25"
20mm 1.25" (20x)
10mm 1.25" (40x)
n/a
20mm @ 50°
10mm @ 50°
20mm @ 2.5°
10mm @ 1.3°
20mm @ 131/44
10mm @ 67/22
19' (5.8m)
Altazimuth (Photo
Tripod)
Yes
No
Yes
168x
11.7
1.98
1.66
100x
17" (43cm)
3.3# (1.5Kg)
17
Model # 21038
Travel Scope 50
Refractor
50mm (2.0")
360mm
f/7.2
Coated
2x20
Erect Image .96" to
1.25" - 45°
20mm 1.25" (20x)
8mm 1.25" (45x)
Yes (60x & 135x)
20mm @ 32°
8mm @ 30°
20mm @ 1.6°
8mm @ 0.7°
20mm @ 84/28
8mm @ 37/13
15' (4.5m)
Altazimuth (Photo
Tripod)
Yes
No
Yes
120x
11.1
2.66
2.28
51x
12" (30cm)
2.2# (1.0Kg)