Celestron 21035 Travel Scope 70 Instruction Manual - Page 17
Browse online or download pdf Instruction Manual for Telescope Celestron 21035 Travel Scope 70. Celestron 21035 Travel Scope 70 18 pages. Travel scope
Print Page
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)