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Keeping your lenses clean

To maintain the optical brilliance of your Denali binoculars, it is important to 

keep the lens surfaces free of dirt, oils and dust. On occasion, the lenses of your 

binoculars will need to be cleaned. It is important to recognize that there are 

some guidelines to follow when cleaning.

First, be sure the lenses are free of dust or grit before wiping to 

prevent any scratching on the glass. Clean by using a can of 

pressurized air or a soft camel’s hair brush (acrylic optical brushes 

are also available and work well).

Second, fog the lenses with your own breath to help clear the lens of 

smudges, fingerprints or eyelash oil. Use only a non-abrasive cloth 

such as the provided lens cloth, chamois, or silk. Cleaning fluid & 

optical paper is available and can be used as well.  NEVER use facial 

tissue, heavy cotton or flannel clothing as such items can scratch 

your lenses.

Lastly, be sure to utilize the rainguard and objective lens caps for 

protection while in the field, and keep your binoculars stored in 

the provided soft case when not in use.  The rainguard fits over 

both oculars and has slots for fitting onto the neckstrap, and the 

objective lens caps have rubber rings for fitting onto the binocular 

body.

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