There is a lens cleaning product called Opticlean which one gently paints onto
lenses surface and then peels off when it hardens. I recently acquired some
intend to give the mirror of my 4Ti a go.
Most people are correct to advise against cleaning a front silvered mirror due
to the high likelyhood of scratching the reflective coating, however, this
cleans without the use of any rubbing action and is supposedly safe for front
silvered optics such as telescope primaries.
I will report back when I have actually done the deed. It did a nice job on
This stuff would not be suitable for cleaning a focusing screen as they are
and the solvents in it will melt many plastics.
Kinkead, Frank W wrote:
> If they can't be cleaned once smudged, I'll leave it alone. Please advise.
> Also, can smudges be removed - gently from the mirror surfaces - and what is
> the best way to accomplish this ?
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