Tips : Lens cleaning for laser pointers

One of the most common problems you can have with laser pointers and
one of the easiest to fix is dirty lens. You can tell the lens is dirty
when the beam point is spotted or out of shape instead of the normal
small tight circle.



There are many ways to clean the lens of a laser pointer such as q
tips, microfibre, cotton buds and alcohol solution. Some of these may
work, others will not but they all run the risk of damaging the lens.
There are only two methods of cleaning lens that work well AND will not
damage the lens. Those two methods are using compressed air and using
professional lens cleaning tools such as a lenspen.




Compressed air and lenspens



The most common sources of compressed air are cans of compressed
air and hand pumps or squeeze bulbs. The main criteria for compressed
air sources is the air must be clean and dry. This is one reason why
blowing on the lens is not recommended.




The best professional lens cleaning tools are lens pens from the company lenspens http://www.lenspen.com
These lens cleaning tools are safe and suitable because they are
designed to clean fragile precision optics such as camera lens.




Instructions



Safety is always an issue with high powered laser pointers so the
first thing you do before cleaning the lens is remove the batteries
from the laser. After removing the batteries, leave the battery end cap
off as an extra precaution.



Compressed air will be able to clean 90% of lens so try using
compressed air first. Gently unscrew the lens cap and with the nozzle
held two to three centimeters away from the laser, direct a flow of air
onto the lens for several seconds.



Install the batteries in the laser and test the beam. It should now
be clean. If it is not, remove the batteries again and use the lenspen.



First gently use the brush of the lenspen to brush dirt and debris
off the lens then use the pad on the other end of the lenspen on the
laser pointer lens for several seconds to clean and polish the lens.



By the end of this process, then lens will have been thoroughly
cleaned. If there is still a problem with the beam point or beam, it
may be due to damaged lens.




Article is courtesy of Dragonlasers - No 1 lasers, laser pointer and green laser online store

By : Frank S

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