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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 Filters) 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 6th Ave. Golden CO, 80401. USA

OPTIONAL EQUIPMENT

(see www.telescopengineering.com for the current prices)

Tube rings (extra or replacement)

$330

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 curvature

420mm

490mm

Resolution (theoretical)

0.75 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

7” / 180 mm 

Focuser load capacity

10 lb

Tube assembly diameter

6.42” / 163 mm

Dew shield dia.

8” / 202 mm

TA length (shortest)

39.4” / 1000 mm 

45.5” / 1156mm 

Balance point position 
OTA weight

24 lb / 11 kg *

26 lb / 12 kg*

Lens coatings:

Broad band 5 layer antireflecti

YH

 coating  (BBAR)

Price (200

)

$12,

00

$8,

00

Price includes : 

Optical tube assembly, front cover, plug, tube rings.

*for tube rings and TEC 12”dovetail plate - add 3 lb.

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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