Carson JD-822 manual

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A good user manual

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- informations concerning technical data of Carson JD-822
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- safety signs and mark certificates which confirm compatibility with appropriate standards

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Table of contents for the manual

  • Page 1

    Congratula tions on selecting your new Carson binoculars! With r easonable care , your binoculars will pr ovide you with y ears of enjoyment. In order to achiev e optimum per formance , please r ead the instructions carefully on the pr oper use and care of your binoculars. Instructions for Care Like any fine optical instrumen t, your binoculars sh[...]

  • Page 2

    Cleaning Cleaning must be done safely and carefully to a void scrat ching the lenses and permanently damaging your binoculars. S afe cleaning can be accomplished using a Carson LensP en ™ lens cleaning device. If you do not own a C arson LensPen ™, please follow the procedure belo w: 1. Blow awa y any dust or debris on the lens (or use a soft l[...]

  • Page 3

    Ther e are larger pow er binoculars av ailable, and most higher power binoculars are usually the v ariable type, also known as zoom binoculars. A 20 x – 80x zoom binocular , for instance, has a magnification range from 20 to 80 power . Objective lens: The objective lens (front lens) diamet er is listed in millimeters. T he larger the lens , the [...]

  • Page 4

    Zoom binoculars offer the user a range of magnifications. The zoom function can be operat ed by hand using a lever , or by switch when driv en by a motor . Zoom syst ems vary by model. Wa terproof binoculars and fog-proof binoculars should be nitrogen pur ged and O-ring sealed in order for their internal lenses to be truly r esistant to fogging an[...]

  • Page 5

    Porro Prism S ystems: the objective lens is offset from the eyepiece . Ligh t is redirected thr ough the binocular internally . The r esult is a shor ter , stockier shaped binocular . In general, porro prism binoculars offer a wider field of view . Most zoom binoculars use the porro prism system for this r eason. Eye Adjustments How to adjust for [...]

  • Page 6

    Focusing your binoculars: Most binoculars have a cen ter focus wheel and an independent right diopter ey epiece to account for small differences in the str ength of each eye. Please follow the steps below t o focus properly: 1. Adjust the interpupillary distance. 2. Rotate the right ey epiece to its index mark and sight on a fix ed distant object.[...]

  • Page 7

    Others will not have a cent er focus wheel, and y ou must turn each eyepiece independently to focus. Never try and force an eyepiece if it w as not designed to turn. T his may seriously damage your binocular . Roll-Down Ey ecups Y our binoculars may be fitted with rubber eyecups designed to e xclude extraneous light. If you wear eyeglasses, you ma[...]

  • Page 8

    CARSON LIFETIME LIMITED WARRANTY This Carson pr oduct is warranted to be free fr om defects in material and workmanship . Carson will, at its option and without charge , either repair an y par t or assembly of parts found to be defective in material or workmanship , or r eplace this Carson product with a Carson product of comparable v alue and cond[...]