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Q: COATINGS ON GLASSES LENS ( Answered,   3 Comments )
Question  
Subject: COATINGS ON GLASSES LENS
Category: Miscellaneous
Asked by: tyd-ga
List Price: $2.00
Posted: 30 Apr 2004 12:10 PDT
Expires: 30 May 2004 12:10 PDT
Question ID: 338969
I WANT TO KNOW HOW TO REMOVE THE ANTI REFLEXTIVE COATIN FROM MY
GLASSES LENS SO I CAN CONTINUE TO WEAR THEM. I AM LOOKING FOR A AT
HOME PRODUCT THAT WORKS.
Answer  
Subject: Re: COATINGS ON GLASSES LENS
Answered By: nenna-ga on 30 Apr 2004 12:21 PDT
 
tyd,

I wish it were that easy too, that's my mother's biggest complaint
about her new glasses is that she dislikes what that coating does. I
found a FAQ ( frequently asked questions) list where the same question
you have was asked. it seems there is not a home product that works,
you have to have your eye doctor do it. Sometimes they can, and
sometimes you just have to replace the whole lens. I did also find a
site that sais rubbing alcohol would remove the coating, but most
other places said that it would just fog them worse and make it harder
to see out of so not to try that idea.


"13. The anti-reflective coating on my glasses is smeary (or foggy).
What causes that and what can I do about it?

Cleaning your eyeglasses improperly is a common cause of problems with
anti-reflective coating. When you bought your eyeglasses, your eye
doctor probably explained the best way to care for them; usually, you
use lens spray and a certain type of cloth, like microfiber.

Sometimes, your eye doctor may be able to remove the damaged coating,
but usually not. There's nothing you can do at home"
http://www.allaboutvision.com/faq/eyeglasses.htm#13

This was my Google search, if you'd like to look further.
://www.google.com/search?num=100&hl=en&ie=UTF-8&oe=UTF-8&c2coff=1&safe=off&q=remove+anti+reflective+lens+coating+from+glasses&spell=1


If this answer requires further explanation, please request
clarification before rating it, and I'll be happy to look into this
further.
Nenna-GA
Google Answers Researcher

Request for Answer Clarification by tyd-ga on 30 Apr 2004 19:46 PDT
I am sad to hear about your mothers problem but you did not answer the
question. I stated I needed answer with a at home product, not what
eye glass facilities can or can't do. I found your answer absolutely
useless and a waste of time. I will be asking for a refund.
Thanks

Clarification of Answer by nenna-ga on 30 Apr 2004 20:28 PDT
tyd, 
I'm sorry you thought I was un clear, I was just giving you options. I
showed you a website that said it couldn't be done at home, and told
you about one that said rubbing alcohol worked, but, I knew from
experence it does not work well. I guess I was trying to tell you that
you can't do it at home completely, it usually just smears. You have
to go to a professional. I'm sorry it's not the answer you wanted, but
it is still the answer. Just trying to save you some hassle.

Nenna-GA
GAR
Comments  
Subject: Re: COATINGS ON GLASSES LENS
From: ldavinci-ga on 30 Apr 2004 12:39 PDT
 
Hi tyd-ga,

   I do know that liquid ammonia(mostly used for carpet cleaning)
could be used to remove such a coating.  It is also evident from the
fact that auto glass cleaners containing ammonia are not supposed to
be sprayed on the top portion of windshield glass(which has a metallic tint
to reduce glare from the sun).  As long as the lenses are made of "glass"
I believe that the above method should work fine, you may want to try out on
a pair of unused/old glasses, to ensure it works fine without any side effects.
Also I would advise you to remove the glasses from the frame, to avoid
damage to the lens frame.

Regards
ldavinci-ga
Subject: Re: COATINGS ON GLASSES LENS
From: tyd-ga on 30 Apr 2004 20:08 PDT
 
Thank You so much for an intelligent answer to my question. I have not
had the chance to try it yet but at least you tried . The person who
tried to get paid for answering my question was not very clear and did
not have an answer, just what might not work and something about their
mother. I used to work with a waiter who would respond with questions
about the ingredients/ preparation of dishes with answers like.. "Oh
my mum could'nt make better it's delicious"..ect.,ect but could never
give you a straight answer because they did'nt take the time to find
out what was in the dish. Well, I feel like thats what the person did
who is trying to collect the fee. Any way , thank you.
Peace.
Subject: Re: COATINGS ON GLASSES LENS
From: cheme-ga on 28 Jul 2004 18:47 PDT
 
I make these AR coatings for a living and they usually have the worst
durability against Acetone when tested in a quality control lab. You
can buy acetone at a paint store but I can't say how succesfull you
will be. Often the coating is removed after a few hundred rubs at
pressure of 2 grams per square centimeter. The coating will come off
but be careful because if your cloth is dirty the particles could
scratch the lense.

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