Question: remove dust from binocular lenses
Options:
Moisten a Q-tip with water and float off any remaining dust, wipe the lens with  a very soft cotton cloth
Moisten a Q-tip with water or lens cleaning solution and float off any remaining dust, wipe the lens with  an abrasive pad
Answer: Moisten a Q-tip with water and float off any remaining dust, wipe the lens with  a very soft cotton cloth