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7.0 Warranty

Tele Vue telescopes are warranted to be free of manufacturing or workmanship defects for 5 (five) years 

from the date of purchase, to the original owner. Please return the warranty card as validation of your 

ownership and for easy identification. If your Tele Vue telescope requires warranty service, please call 

Tele Vue to discuss the problem, upon which you will receive a return authorization.  NO RETURNS ARE 

ACCEPTED WITHOUT PRIOR AUTHORIZATION.

 

The warranty does NOT include: collimation, defects caused by mishandling, defects of subjective 

nature, or coverage for any telescope purchased through an unauthorized Tele Vue dealer.

 

Warranty work will be performed at Tele Vue’s discretion and may only be performed by Tele Vue 

Optics or Tele Vue authorized agent.  The telescope must be shipped in its case with proper inner and 

outer packaging. Shipping and insurance charges are the purchaser’s responsibility.

8.0 Specifications

Type  

 

4-element, flat field, APO refractor, Fully Multi-Coated

Clear Aperture        4 inches (101.6mm)

Aperture Gain         211, compared to a 7mm exit pupil

Focal Length          540mm

Focal Ratio           f/5.4

Resolution (visual)  1.1 arc-sec. (Dawes Limit for a 4 inch aperture)

Resolution   

267 line pairs per mm

(photographic)

Magnification  

10x to 270x using Tele Vue eyepieces

Field, Visual 

4.9

o

  at 10x

Focuser 

 

2.4-inch, rack and pinion type

Diagonal   

Accepts optional 2-inch 99% reflective dielectric coating, with 1¼” adapter

Finder 

 

Optional Starbeam or 55mm Plössl for 10x, 4.9

o

 field

Mounting   

Optional adjustable ring mount or tube rings with ¼-20 tapped holes for  

 

 

 

 

 

standard photographic tripods or optional Tele Vue and Vixen mounts

Weight 

 

10.6 lbs. (tube assembly) 19 lbs. in case, 28 lbs. shipping

Length 

 

26-inches (O.T.A. only)

Accessories 

included as standard: custom fitted case, screw-on lens cover, sliding dew (glare) shield,  

 

 

 

2” Accessory Adapter, Imaging Systems Adapter

Tube 

 

Powder-coated aluminum

Specifications subject to change without notice.

Summary of Contents for NP101is

Page 1: ...am from his 1960 s NASA simulator days is yours to live Tele Vue s is designation denotes instruments capable of accepting Imaging System photographic accessories Tele Vue has designed this series of...

Page 2: ...cinch a brass clamp ring around 2 accessories With three thumb screws there is enough holding power for the heaviest of visual accessories The two tension screws on the top of the focuser body can be...

Page 3: ...also an cutout for an optional Everbrite diagonal with 2 to 1 adapter inserted Remember to zipper the bags closed before closing the case lid 2 0 Mounting Options and Set Up The telescope tube diamet...

Page 4: ...focuser Tighten the three screws a few turns so they enter the holes in the adapter The lock screws will now act against the brass clamp ring in the 2 Accessory Adapter Slip a Tele Vue 2 Everbrite di...

Page 5: ...und the end ring Conversion from visual top to imaging bottom con figurations Remove 2 Accessory Adapter if present and back off the three lock screws flush with the inside ring Insert the Imaging Sys...

Page 6: ...Yankee Robotic adapter J STL 1071 SBIG STL series adapter K TRG 1072 Standard T Ring adapter L CWT 2070 Canon Wide T adapter M A2A 1107 2 Accessory adapter O TLA 0250 0 25 long threaded extension P T...

Page 7: ...a n o i t i d d A o t r e c a p S m m 5 5 h c t a m e c n e r e f e r s n e L y r o s s e c c A h t g n e l r e c a p S r e s u c o f m o r f e b u t w a r d 1 m m 0 3 R L S D e z i s S P A 4 5 f m m...

Page 8: ...ps in cameras with 55mm chip to T Ring distance 4 Prime focus with 35mm format SLRs in cameras with 55mm chip to T Ring distance 1 Prime focus for APS and smaller size chips in cameras with 55mm chip...

Page 9: ...mm or larger format you will need to determine the spacer necessary to achieve the optimal distance from the shoulder of the Large Field Corrector to the CCD chip Check the Tele Vue website for on goi...

Page 10: ...be gently blown off with a squeeze bulb Do not use compressed air cans to blow dust off optical surfaces To prevent dew formation when bringing the scope in from the cold we advise to close the cold s...

Page 11: ...insurance charges are the purchaser s responsibility 8 0 Specifications Type 4 element flat field APO refractor Fully Multi Coated Clear Aperture 4 inches 101 6mm Aperture Gain 211 compared to a 7mm e...

Page 12: ...agler 6 EN6 13 0 82 17 6 12 0 4 41 5 1 87 2 4 7 Y 14 Delos EDL 14 0 72 17 3 20 0 9 38 6 1 84 2 6 Y 20 Pl ssl EAP 20 0 50 17 1 14 0 2 27 0 1 81 3 7 4 N 12 Nagler 4 EN4 12 0 82 17 1 17 1 0 45 0 1 81 2 2...

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