Cleaning :
The tube assembly and front baffle are powder coated, to clean them use water
with a soap or mineral spirits (paint thinner); do not use Acetone or other strong
chemicals. Please contact us if you need the lens to be cleaned.
Handling :
Handling telescope around and it’s transportation to the observing site requires
careful handling.
If you find any problems, or have any comments - please call us for assistance.
Telescope Engineering Company is commited to serving it’s
customers after sale for unlimited time.
Yuri Petrunin, TEC President.
10
QTY plan/made 40/35 40/40 >100 >100
OTA price $4000 $4250 $4600 $4750
OTA weight 18 lb 18 lb 18.5 lb 18.5 lb
Tube dia. 152.4mm 152.4mm 150.1mm 150.1mm
Tube type drawn drawn machined machined
Labeling no yes yes yes
Color OTA / Baffle white/black white/white white/white white/white
Internal paint ultra flat black / spray ultra flat black / spray special coating special coating
Internal baffles 3444
Rings latches fixed fixed adjustable adjustable
Cover / material / style Plastic / screw-type Plastic / screw-type Al / push-pull Al / push-pull
RUN I (2002) RUN II (2003) RUN III (2004) RUN IV (2005)
TEC APO140 UPDATES
“A virtually perfect textbook image both in and out of focus. This is my first time to experience such
perfection in this regard. My subjective evaluation put the optics at 1/8 to 1/16th wave...” M.T., Japan.
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