instruction Manual Orion® ED Triplet Carbon Fiber Apochromatic Refractors ED80T CF #9534 ED102T CF #9530 Providing Exceptional Consumer Optical Products Since 1975 OrionTelescopes.com Customer Support (800) 676-1343 • E-mail: support@telescope.com Corporate Offices (831) 763-7000 • 89 Hangar Way, Watsonville, CA 95076 © 2011 Orion Telescopes & Binoculars IN 427 Rev.
Dovetail base for finder Focuser rotation lock thumbscrew Dew shield lock thumbscrew (not shown) Dew shield (retracted) 2" Accessory thumbscrew Fine focus knob Course focus knob Focuser lock thumbscrew 1/4"-20 Mounting block Figure 1.1. The 80mm ED80T CF Apochromatic Refractor optical tube. Focuser rotation lock thumbscrew 2" Accessory thumbscrew Tube rings Dew shield lock thumbscrew Dew shield (retracted) Fine focus knob Course focus knob Mounting plate Figure 1.2.
Congratulations on your purchase of an Orion ED Triplet Carbon Fiber Refractor. Your telescope has been designed with high quality precision optics and excellent mechanical construction. The dualspeed (11:1) Crayford focuser will make getting sharp images a breeze and reduce image shift to almost zero. The three element objective lens offers excellent color correction. These instructions will help you set up and use your telescope.
3" Dual-Speed Crayford Focuser For the ED102T CF The ED102 T CF features a large 3" format focuser to support imaging cameras with a greater imaging area. The visual back of the focuser steps down to a standard 2", however, the wider opening of the focuser and baffling system of the ED102T CF yields greater field illumination to support 35mm or larger format cameras. Additionally, the focuser supports very heavy payloads such as a large format CCD camera, filter wheel, and other accessories.
ward. Tighten the attachment screw(s) on the dovetail holder of the mount. If you are using a camera tripod or telescope mount and need additional balance adjustment, the orientation of the mounting block can be reversed. This is especially helpful when using heavy accessories, such as 2" eyepieces or DSLR cameras.
power eyepiece to ferret out more detail, if atmospheric conditions permit. If the image you see is not crisp and steady, reduce the magnification by switching to a longer focal length eyepiece. As a general rule, a small but well-resolved image will show more detail and provide a more enjoyable view than a dim and fuzzy, over-magnified image. Imaging with the ED T CF Refractors The ED T CF refractors make very capable astrographs for your CCD or DSLR camera.
Specifications ED80T CF Apochromatic Refractor Optical tube: Carbon Fiber ED102T CF Apochromatic Refractor Optical tube: Carbon Fiber Objective lens: Apochromatic, air-spaced triplet, including one lens made of FPL-53 ED glass Objective lens: Apochromatic, air-spaced triplet, including one lens made of FPL-53 ED glass Objective lens coating: Fully multi-coated Objective lens coating: Fully multi-coated Lens cell: Machined aluminum Lens cell: Machined aluminum Focal length: 480mm Focal length: 714mm
One-Year Limited Warranty The Orion ED80T CF and Orion ED102T CF Triplet Apochromatic Refractors are warranted against defects in materials or workmanship for a period of one year from the date of purchase. This warranty is for the benefit of the original retail purchaser only.
