Introduction
The lens allow for clear and consistent previews for what you are filming. Thus image quality can be compromised if either lens is compromised; maintenance of this component easy yet critical.
Tools
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            Remove all the 4.3mm screws on the bottom using a J000 Phillips screwdriver. There should be seven screws (4 silver, 2 black). 
 
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            Open the dvd cover and remove the 3 4.3mm phillips screws. Including ones in the corners that may be hidden. 
 
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            Take the half of camera containing both lens components and turn front portion towards you. 
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            Remove the four 4.3mm Phillips #0 screws pictured. 
 
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            Remove front lens and inspect for "dirt," smudges. or scratches. Use discretion, if lens appears too damaged, replace part. 
 
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            With the pointed end of a plastic spudger, press latch located on the side of rear lens housing. 
 
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            Once loosened gently pull and remove lens housing. The lens should now be free to inspect and replace. 
 
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In order to reassemble your device, follow these instructions in reverse order.