Learn about where they fall. This is an important skill that nobody will tell you about but makes your life much easier.
Are they disposable? I used to have the 180 and 90 day lenses, but I always kept them for far too long. Now I have disposable lenses and they are always fresh and new.
Avoid smokey places, as smoke mucks up many lenses.
the physics of falling lenses
Date: 2005-03-14 01:06 am (UTC)Are they disposable? I used to have the 180 and 90 day lenses, but I always kept them for far too long. Now I have disposable lenses and they are always fresh and new.
Avoid smokey places, as smoke mucks up many lenses.