Bushnell 78-9440 manual

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Table of contents for the manual

  • Page 1

    440 x 60 Refractor Telescope Model 78-9440[...]

  • Page 2

    STANDARD EQUIPMENT • Refractor Telescope Assembly • Exclusive Metal Easy Track® Mount • Variable Height-Aluminum Tripod • Exclusive Penta Mirror Assembly • 8mm, and 12.5mm focal length - Eyepieces. • Red Dot Finderscope • Accessory Tray • 1.5x Erecting Lens • 2.5x Barlow • Hardware Packet—(3) Tripod Bolts with Wing Nuts, (3) [...]

  • Page 3

    4. Attach Accessory Tray Locate the Accessory Tray (8). Using the accessory tray bolts, wingnuts and washers connect the Accessory Tray to the Accessory Tray Braces (7) . Start with one tripod leg and attach wingnuts. Wingnuts should be positioned beneath the accessory tray. Do not tighten wingnuts until all Accessory Tray Braces are attached, as s[...]

  • Page 4

    Please find below an image depicting how to attach the red dot finderscope and an image depicting a fully-attached unit. How-To-Attach: Place Finderscope Cylindrical Groove over Cylindrical Finderscope Mount Post until it clicks into place. Aligning and Using Red Dot Finderscope Remove plastic insert on bottom side of finderscope to allow battery t[...]

  • Page 5

    Selecting an Eyepiece: 1. You should always start viewing with the lowest power eyepiece, which in this case is the 12.5mm lens. Note: the base power of each eyepiece is determined by the focal length of the telescope objective lens, which for this model is 700 mm. A formula can be used to determine the power of each eyepiece: telescope OBJECTIVE l[...]

  • Page 6

    Enjoying Your New Telescope 1. First determine your targeted object. Any bright object in the night sky is a good starting point. The moon is a starting point that is sure to please the budding astronomer as well as the experienced veteran. When you have developed proficiency at this level, other objects become good targets. Saturn, Mars, Jupiter, [...]

  • Page 7

    Where do I start? Your Bushnell telescope can bring the wonders of the universe to your eye. While this manual is intended to assist you in the set-up and basic use of this instrument, it does not cover everything you might like to know about astronomy. The first thing you need to do is get a very simple star chart and a flashlight with a red bulb [...]

  • Page 8

    ANSWERS TO COMMONLY ASKED QUESTIONS 1. The image I see in the telescope is upside down? • An upside-down image is a common characteristic of most astronomical telescopes. However, as described above, the Erecting Eyepiece will provide erect images allowing objects that you see to be right-side-up. 2. How do I determine the power my telescope? •[...]

  • Page 9

    Intended Configuration Diagram[...]