IMPORTANT - PLEASE READ THIS MANUAL BEFORE USING YOUR TELESCOPE
SAFETY WARNINGS
Do not look at the sun through the telescope
Viewing the sun through the telescope without special equipment (Solar Filter) will cause
permanent visual impairment and telescope parts damage.
Do not disassemble
Disassembly of telescope could result in personal injury and telescope malfunction.
CONTACT INFORMATION
If you have any questions or need assistance - please contact us:
Phone: 303 273 9322 • Fax: 303 273 0204
E-mail: tec@telescopengineering.com • Web site: www.telescopengineering.com
User’s group site: http://groups.yahoo.com/group/tec-scopes
Address: Telescope Engineering Company • 15730 West 6-th Ave. Golden CO, 80401. USA
TEC APO 140 TECHNICAL SPECIFICATIONS
Clear aperture 5.5” / 140 mm
Focal length 980 mm
Focal ratio 7.0
Image scale 3.5 arc min/mm
Resolution (theoretical) 0.8 arc sec
Focuser Feather Touch 3545
Eyepiece holder 2” Collet type
Focusing range 4.5” / 114 mm
One turn focus travel Coarse 21.5 mm / Fine 2.3 mm
Back focus distance 6.7” / 170 mm
Focuser load capacity 10 lb
Tube assembly diameter 5.9” / 150 mm
Baffle dia. 7” / 178 mm
TA length (shortest) 34” / 864 mm
Balance point position 14” ± 1” (350 mm ± 25 mm) from the focuser flange (fig. 5).
OTA weight 19 lb / 8.6 kg / (for tube rings - add 2 lb)
Lens coatings: Broad band 7 layers antireflection coating (BBAR)
Price (2005) $4750
Includes : Optical tube assembly, front cover, plug.
OPTIONAL EQUIPMENT (see www.telescopengineering.com for the current prices)
Tube rings $250
ScopeGuard case $350
Aluminum transportation case (Germany) $460
Finderscope bracket with base $120
7x50 finder (Japan) $120
AP finder bracket $60
TEC 9” dovetail plate $70
TEC 12” dovetail plate $90
Eyepiece Turret $500
Mahogany case for I-Turret $150
Field Flattener $600
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