TeleVue 76 Operating Manual

480mm f/6.3 2-element apo refractor

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Tele Vue-76
Operating Guide
Thank you for purchasing the Tele Vue-76. We hope it brings great enjoyment to your observing ex-
perience. The wonderfully versatile hand-built 3" aperture telescope features a diffraction limited, 480mm
focal length, f/6.3 APO doublet objective which delivers razor sharp images sure to please you for years
to come and wherever you observing interests lead you.
WARNING: NEVER try to look at the sun or point the telescope toward or near the sun without
professional solar observing equipment rigidly secured in front of the objective lens. When
observing the sun with the proper filters, use only the Tele Vue "Sol-Searcher" (SSF-1006) for
finding the Sun. Remove any other finding devices such as Starbeam from the telescope. Instant
and permanent eye damage may result from viewing the sun directly, even during a solar eclipse, or when
viewing through thin clouds, or when the sun is near the horizon.
Standard features of the optical tube assembly (O.T.A.) include: sliding dew shield, screw-on cover, 2"
rack and pinion focuser with 10:1 reduction, and custom padded carrying bag.
Accessories
TV-76 Accessory Package - includes a 2" Everbrite diagonal, 2" to 1¼" adapter, Ring Mount, Telescope
Balance Adapter, and DeLite eyepiece.
Mounting - The optional Tele Vue Ring Mount (available separately or in the package) permits mounting
to the Tele Vue Gibraltar, Panoramic, and Tele-Pod mounts, or heavy duty camera tripods. You will receive
the two ¼-20 studs, wing knobs, Allen wrench and complete mount assembly instructions with the mount.
Tele Vue also has adapter plates to allow attachment on specific equatorial mounts (consult your Tele Vue
dealer). For use with heavy eyepieces or cameras, we suggest attaching the "Telescope Balance Aid" to
allow the scope to move forward.
Finders - For night use, we recommend the Starbeam reflex sight (SFT-2003) to complement the wide field of the
telescope. The Starbeam attaches to the Ring Mount and can be left in place when the scope is stored in its case.
Use the Qwik-Point (part # QBT-1006) for daytime spotting. It's beam is bright enough for use in
even bright sunlight. However it is not recommended for nighttime use.
Tele Vue
V i s i o n a r y
480mm f/6.3
2-ELEMENT APO REFRACTOR
®
32 Elkay Dr., Chester, New York 10918 (845) 469-4551.
®
televue.com

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Summary of Contents for TeleVue 76

  • Page 1 480mm f/6.3 2-ELEMENT APO REFRACTOR Thank you for purchasing the Tele Vue-76. We hope it brings great enjoyment to your observing ex- perience. The wonderfully versatile hand-built 3” aperture telescope features a diffraction limited, 480mm focal length, f/6.3 APO doublet objective which delivers razor sharp images sure to please you for years to come and wherever you observing interests lead you.
  • Page 2 1.3 Eyepieces Tele Vue eyepieces offer a range of magnifications from 9x to 200x, with the Tele Vue-76. We recom- mend choosing low and medium power eyepieces in ratios of field stop diameters. For example, factors of 1.4 or 2.0.
  • Page 4 Tele Vue recommends choosing low and medium power eyepieces in ratios of field stop diameters. For example, factors of 1.4 or 2.0. When choosing higher power eyepieces, use ratios of magnification. Tele Vue-76 Focal True Exit Apparent Field Stop Dia.
  • Page 5 1.5 Caring for the Tele Vue-76 Tele Vue-76 requires no special care. Treat it as you would any fine camera lens. Use the lens cap when the telescope is being stored or not in use. The captive dew shield provides protection from glare, helps protect the lens from dust or spray blown in by the wind and minimizes dew formation on the lens.
  • Page 6 Specifications subject to change without notice. 1.8 Recommended Accessories Finder Starbeam or 55mm Plössl for 9x, 5.5° field Recommended TV-76 Accessory Package (TVP-3066) includes: Eyepiece 18.2mm DeLite for 26x, 2.3° field Diagonal 2-inch Everbite 99% broadband mirror type, with 1¼” adapter Mounting Adjustable 3”...
  • Page 7 1.9 Photo-visual Configurations...

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