Original 10-inch CPT with clear anodized.
(click to enlarge)

  

The CPT

  • Available with or without primary mirror.
  • Holds collimation extremely well between uses.
  • Fits easily in seat of small cars and most trunks.
  • Fast setup and take down - no tools.
  • Eliminates tube currents, cools quickly.
  • Altitude bearing placement is highly adjustable.
  • OTA extends and retracts in one piece.
  • CNC machined aluminum, flat anodized black.
  • Disassembles easily for travel scope.
  • Includes light baffles.

Model
Focal Ratio
Extended
Retracted
Frame Width
Frame Weight
CPT 10
f/5.0
48"
24"
12.6"
21 lbs.
CPT 10
f/5.6
54"
27"
12.6"
23 lbs.
CPT 12.5
f/4.0
48"
24"
15.0"
22 lbs.
CPT 12.5
f/4.5
54"
27"
15.0"
24 lbs.

  Primary mirror selections
Mirror weight
10"
  Supply your own primary mirror.  
  Royce standard primary mirror
10 lbs.
  Royce conical primary mirror.
 7 lbs.

 Stevens primary mirror.

 9 lbs.
  
12.5"
  Supply your own primary mirror.  
  Royce standard primary mirror
19 lbs.
  Royce conical primary mirror.
11 lbs.
  Stevens primary mirror.
13 lbs.

Included
CPT CNC machined and black anodized collapsible aluminum frame.
CPT Universal Mirror Cell
CPT Elevation bearings - 10.25" x 1.00" (3 lbs.)
Starlight Instruments Feather Touch® Focuser Model FTF2020CR
Upper and lower light baffles.
Protostar 4 vane spider and secondary for:
10"
f/5.0
Pyrex 2.14"
 
10"
f/5.6
Pyrex 1.83"
 
12.5"
f/4.0
Pyrex 3.10"
12.5"
f/4.5
Pyrex 2.60"

Optional
  1stBase Dobsonian mount. Collapsible (fits in suitcase) or solid.
$310.00
  1stBase Dobsonian mount w/ Sky Commander digital setting circles.
$750.00
  Heavy duty carrying bag for CPT from Cases and Covers.
$200.00
 


Next Production

10"   f/5.6 CPT
12.5" f/4.5
CPT

Wisth limited availability on
10" f/5.0 & 12.5" f/4.0

18" CPT Newt-Cass

18" CPT Newtonian

CPT Photos