lmf12888 寫:
Wa, use Acetone, never use . This is almost an unversial solvent
for organic . Also, it dissolves the plastics very strongly, nowadays, the lens have many many plastic parts, a careless will ruin your lens. Also, Acetone is harmful to human liver and cause liver cancet, all nailremover are 95% of this chemical and now it is forbidden to use in nail remover.
Also油漆鋪's acetone has many impurities(including small particles)
this particles can make scratches on your lens.
Use Zippo, Never Never, it contain petroleum ,oily substances,many chemcials which will ruin your lens.
Thinner -- a general name for thinning oils , you cannot know what's it and delicated for specific oils, also will ruin your lens.
I just point some misunderstanding, not against whom. Make apologise now in advance if I am impolite.
That's why suggested for EE-8810, it is specially for optical hand cleaning.