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Re: [ATM] first ronchi images,,,, ouch



You need to press your mirror and lap.  Maybe do 10 minute sessions and 
press again.  That would be my guess here.

Ken

j h wrote:

>Hello to everybody,
>
>well I finished up mirror A with polishing, and with the advise of the 
>board, reviewed the mirror with a laser at a 45 deg angle in a darkened 
>room.  I am glad to say that all the pits are gone, there is no hazing, no 
>scratches, and the mirror is completely polished out.  (thanks to everybody 
>that gave advise on that subject).  So I decided to put it on the ronchi and 
>take a few photos,,,, well here is the link,  please try to be kind.  I do 
>want feed back though as I believe I have a turned down edge, and maybe 
>more....  any advise you can give is allways gratefull.
>
>I believe I need shorter, 1/6th? strokes, COC MOT to correct this, a slight 
>"W" possible
>
>thank you to all
>
>http://www.geocities.com/quantemlp/page4.html
>
>Charles Federico
>
>
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>  
>

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