Instruction/ maintenance manual of the product JD-822 Carson
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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.
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.
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.
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 .
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.
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.
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.
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 as.
An important point after buying a device Carson JD-822 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carson JD-822 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carson JD-822 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carson JD-822 you will learn all the available features of the product, as well as information on its operation. The information that you get Carson JD-822 will certainly help you make a decision on the purchase.
If you already are a holder of Carson JD-822, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carson JD-822.
However, one of the most important roles played by the user manual is to help in solving problems with Carson JD-822. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carson JD-822 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
