How to clean laser lens on a bose cd player

Solution
I used to do with cotton swab ( for ears thingy) a bit of acetone since I dont have isopropyl alchohol and with very light pressure massage cause lense is moving up and down.
Wait for other suggestions before doing anything.
I used to do with cotton swab ( for ears thingy) a bit of acetone since I dont have isopropyl alchohol and with very light pressure massage cause lense is moving up and down.
Wait for other suggestions before doing anything.
 
Solution