Orion AstroView 100 Instruction Manual
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Orion AstroView 100 Instruction Manual

100mm refractor optical tube assembly
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INSTRUCTION MANUAL
Orion
®
AstroView
100
™
#9861
100mm Refractor Optical Tube Assembly
Customer Support (800) 676-1343
E-mail: support@telescope.com
Corporate Offices (831) 763-7000
P.O. Box 1815, Santa Cruz, CA 95061
Providing Exceptional Consumer Optical Products Since 1975
IN 159 Rev. A 06/02

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  • Page 1 INSTRUCTION MANUAL Orion ® AstroView ™ #9861 100mm Refractor Optical Tube Assembly Customer Support (800) 676-1343 E-mail: support@telescope.com Corporate Offices (831) 763-7000 P.O. Box 1815, Santa Cruz, CA 95061 Providing Exceptional Consumer Optical Products Since 1975 IN 159 Rev. A 06/02...
  • Page 2 Dew shield Objective lens (not visible) Objective lens cell Finder scope Finder scope bracket Dovetail slot 1/4"-20 mounting block Eyepiece 90° star diagonal Focus wheel Figure 1. The AstroView 100.

  • Page 3: Table Of Contents

    Orion telescope! Your AstroView 100 refractor is designed for high-resolution viewing of both terrestrial and astronomical objects. Versatile and easy to use, your tele- scope will provide many hours of enjoyment for the whole family.

  • Page 4: Getting Started

    Attaching the AstroView 100 to a Tripod or Mount Note that the image seen through the finder scope appears The AstroView 100 can be attached to a tripod or mount by upside down (rotated 180°). This is normal for astronomical the use of its 1/4"-20 mounting block, or by using optional tube...

  • Page 5: Using Your Telescope-Astronomical Observing

    All optical instruments need time to reach “thermal equilibri- For example, the AstroView 100, which has a focal length of um.” The bigger the instrument and the larger the temperature 600mm, used in combination with the included 25mm Sirius change, the more time is needed.
  • Page 6 Use of 2" Eyepieces of course, you could look up its celestial coordinates and use A feature of the AstroView 100 is its ability to use either 1.25" an equatorial mount’s setting circles. Even then, it would be or 2" barrel-diameter eyepieces. At low magnifications, 2" eye- good to know in advance whether that constellation will be pieces can give a wider field of view than standard 1.25"...

  • Page 7: Terrestrial Observing

    Sun and the Moon. Not all four of these planets are normally visible at any one time. Other plan- The AstroView 100 can be used for long-distance viewing ets will also be visible at times, but will appear star-like when over land.

  • Page 8: Collimation

    Collimation is the process of align- Small components like eyepieces and other accessories ing the telescope’s optics. In the case of the AstroView 100, should be kept in a protective box or storage case. Keep the collimation entails tilting the objective lens assembly so that dust cover on the front of the telescope when it is not in use.

  • Page 9: Specifications

    you may apply some auto touch-up paint to the scratch. 9. Specifications Smudges on the tube can be wiped off with a soft cloth and a household cleaner such as Formula 409. Optical tube: Seamless aluminum Objective lens diameter: 100mm (3.9") Cleaning Lenses Objective lens: Achromatic, air-spaced, diffraction limited Any quality optical lens cleaning tissue and optical lens clean-...
  • Page 12 Orion Warranty Repair, 89 Hangar Way, Watsonville, CA 95076. If the product is not reg- istered, proof of purchase (such as a copy of the original invoice) is required.

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