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TEC APO 160, User Manual

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TEC APO 160 User Manual Download Page 10

9

110.

7,0"  BACK FOCUS

Focusing tube is completely "IN"
Unvignetted field dia. ~1.0"

Focusing tube is completely "OUT"
Unvignetted field dia. ~1.6"
3" long extension tube is required
for straight through viewing

4,5"  FOCUS TRAVEL

With the 2" diagonal focusing tube is in the middle position
Unvignetted field dia. ~1.4"

2,5"

FOCUSING  DIAGRAM

The focuser end of every model of TEC telescopes is the same and shown below:

Summary of Contents for APO 160

Page 1: ...86ER S MANUAL ...

Page 2: ... Finderscope bracket with base 120 8 50 finder with illuminated reticle HUPDQ 1 0 AP finder bracket 60 TEC 12 dovetail plate 90 Eyepiece Turret 500 Mahogany case for I Turret 150 Field Flattener special orders only 750 1 TEC APO 160 TECHNICAL SPECIFICATIONS Mode l 160FL 160ED Clear aperture 6 3 160 mm Focal ratio 7 0 8 0 Focal length 1120 mm 1280 mm Image scale 3 1 arc min mm 2 7 arc min mm Field ...

Page 3: ...w 1 Front Cover black anodized mashined Aluminum with push pull spring loaded latches It protects the optics and holds the dew shield during transportation 2 Retractable Sliding Dew Shield This feature makes the OTA shorter for handling and transportation The open end of the shield is rounded to improve aerodynamics of the front end of telescope Rounded edge creates less turbulence compared to str...

Page 4: ...Planetary Reduction Assembly cou pled to a fine focus knob fig 6 8 The fine focus knob should be used once the image is close to focus and final tweaking is required 2 The two coarse focusing knobs fig 6 7 on each side of the focuser allow quick rough positioning of the eye piece or imaging equipment They are coupled to the rack and pinion set and the fine focus knob 3 The assembly incorporating t...

Page 5: ...mbly 6 In the event that different equipment such as an optional Field Flattener or AP 2 7 threaded End Cap available from Starlight Instruments is needed at the end of the focuser the Draw Tube End Cap fig 6 10 can be removed by loosening the 3 6 32 socket head set screw 6 11 and then unscrewing the back 7 The 2 inch Eyepiece Holder does not use traditional thumb screws This focuser uses an Eyepi...

Page 6: ...5 ...

Page 7: ...e mount with either TEC Dovetail plate AP or Losmandy plates NOTE From users feedback it is better and more safe to keep rings on the OTA all the time if possible this way there is no chance of scratching the tube DOVETAIL PLATE The Dovetail Plate like all other accessories for this telescope is CNC machined for lightness and rigidity from aluminum stock and then black anodized for a tough corrosi...

Page 8: ...nd a Finder Arm with knob Price 84 4 3 2 1 8 7 6 5 9 a much more elegant way The Finderscope Bracket contains the fol lowing parts Finder Base 1 that attaches to the focuser with two 8 32 screws Holding Knob 2 tightening this knob will hold the Finder Arm 3 with Finder Holder 4 to the Finder Base The Finder 9 is spring loaded with spring and screw covered by Spring Cover 6 The Finder holder has tw...

Page 9: ... manual or new accessories are available on our web www telescopengineering com and on the TEC scopes users group http groups yahoo com group tec scopes 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 If you find any pr...

Page 10: ...letely OUT Unvignetted field dia 1 6 3 long extension tube is required for straight through viewing 4 5 FOCUS TRAVEL With the 2 diagonal focusing tube is in the middle position Unvignetted field dia 1 4 2 5 FOCUSING DIAGRAM The focuser end of every model of TEC telescopes is the same and shown below ...

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