[TechAssist] Re: RCA PTV Mirror......Acrylic Mirror

A closer look at this Acrylic Mirror shows an ever-so-slight Bow in the Mirror.
Which could explain the Convergence/linearity/focus problems.
It's back at the glass shop to try to get a more flush/level mount in  the 
frame.
I'm hangin' on by the skin of my teeth :-)

Peggs

At 09:57 AM 4/30/03, peggs wrote:

>I had an 1/8" thick piece of Acrylic(Plexi-glass) Mirror installed into
>the original mirror's Frame.
>The Original mirror, was this frame covered in what some have called Mylar
>material.
>
>This Acrylic Mirror is not going to work.
>As you look into this Acrylic mirror,the center is fine but as you move the
>Image(my face)
>to the outer edges,there is a VERY,VERY slight linearity change to the image.
>The only thing I can liken it to, is those Fun House Mirrors, but not 
>NEARLY as
>   drastic.
>But it doesn't have to be,because the result is poor convergence at the
>edges(bowing,tilting,linearity,and even a ~ effect at the Bottom).
>The Convergence may be adjustable,but this Acrylic Mirror also causes poor
>Focus at the
>Edges(worse at the bottom),as compared to the center.
>We've all seen a bad Pix Tube(direct view) that has poor Focus only on the
>edges,that is
>what the Focus looks like with this Acrylic Mirror.
>
>I'll adjust more and let you know how it turns out.
>
>Please respond privately to   peggs@xxxxxxxxxxxxx
>.....the # of Posts to List(s) on this subject have caused a 'stink'
>
>i DID get a few responses from those who had this same type OEM mirror,only
>larger.
>It looks like I need to go that route
>
>Peggs
>Peggs' Electronics
>1519 West 2nd Street
>Owensboro,KY 42301
>270-926-4968
>fax 270-686-7399
>peggs@xxxxxxxxxxxxx
>
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Peggs' Electronics
1519 West 2nd Street
Owensboro,KY 42301
270-926-4968
fax 270-686-7399
peggs@xxxxxxxxxxxxx

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