[CT Birds] Comment on optics cleaning

Christopher Lovell ctlovell at gmail.com
Thu Nov 19 15:28:37 EST 2015

I've been using my tongue to clean lenses for years. The grit and sand
sticks to your tongue and avoids lens damage. It also works on eyeglasses
when you don't have clean water or lens cleaning solution.

Dirt on my tongue or scratched Swarovskis? I'll take the dirty tongue every

Chris Lovell

On Thursday, November 19, 2015, Jerry Connolly via CTBirds <
ctbirds at lists.ctbirding.org> wrote:

> Thanks for posting the optics cleaning vid, Frank.  I’ve seen some pretty
> gritty lenses come through our shop - dirty lenses really do affect the
> clarity of the optics!
> A couple of comments…
> In the vid Bill mentions a soft brush to remove debris from the glass.
> This doesn’t always work with wet sand or grit that dries on the lens.  The
> best and very safest way to remove material from lenses is … your tongue!
> I recommend licking the lens thoroughly, then using a CLEAN micro-fibre
> cloth to buff.  Sounds disgusting, but it really works!  Better to have a
> teeny bit of debris on the tongue, rather than grinding it in to the glass
> and seriously damaging your optics.  In the field, that’s often all you
> have to do.  At home, you can take your time and do a more thorough job
> with a suitable lens cleaner.
> I also agree that the objective (large lens) caps often get in the way.  I
> only use them in an airline carry-on situation.  However, most bins these
> days come with a single cap called rain-guard that covers both oculars
> (eyepieces).  I would strongly recommend using this and keeping it attached
> to the strap.  It comes in very handy on days like today (60% chance of
> rain), and while eating.  Some rain-guards come with strap holders on both
> sides.  Choose one side to attach your strap to so that you can quickly
> flip it to one side when looking through the bins.  Avoid attaching it to
> both sides or the rain-guard will be in your way when removed, winding up
> on your chin or in your mouth!
> Clean optics make for happy observers!
> Jerry
> Message: 8
> Date: Wed, 18 Nov 2015 21:54:57 +0000 (UTC)
> From: Frank Mantlik <mantlik at sbcglobal.net <javascript:;> <mailto:
> mantlik at sbcglobal.net <javascript:;>>>
> To: CT Birds <ctbirds at lists.ctbirding.org <javascript:;> <mailto:
> ctbirds at lists.ctbirding.org <javascript:;>>>
> Subject: [CT Birds] BWD Video - Cleaning binoculars, optics
> Message-ID:
>         <445157961.6657496.1447883697386.JavaMail.yahoo at mail.yahoo.com
> <javascript:;> <mailto:
> 445157961.6657496.1447883697386.JavaMail.yahoo at mail.yahoo.com
> <javascript:;>>>
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> Here's a great video - one of a series - on the proper way to clean your
> binoculars, scope, and camera lenses.
> https://www.youtube.com/watch?v=z5DaExac1e0&feature=youtu.be&mc_cid=95531e1f40&mc_eid=f1c6c5f368
> <
> https://www.youtube.com/watch?v=z5DaExac1e0&feature=youtu.be&mc_cid=95531e1f40&mc_eid=f1c6c5f368
> >
> Frank MantlikStratford
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Christopher Lovell
ctlovell at gmail.com

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