Hi Frank,

Have you tried using a BGA inspection mirror with your microscope? They
actually work pretty good once you get the hang of it. Here's a place you
can get one for free if you want:

http://www.solder.net/bga-inspection-mirror/

Steve

On Wed, Dec 13, 2017 at 12:56 PM, Frank Kimmey <[log in to unmask]> wrote:

> I'm looking for a way to non-destructively view BGA balls on a populated
> PCA.
> Does anyone know of a microscope accessory that will allow 90 degree
> viewing?
> Some kind of mirror or a very small camera, etc.
> Mostly I am interested in outer ring balls only.
> Something I can inspect solder joints with on a heavily populated board.
> Xray and CSAM are not where I want to go, I am hoping for something using
> a microscope.
> Any help is appreciated,
> FNK
>
> Frank N Kimmey CID+
> Electrical Engineer / PCB Design
> VeriFone Inc
> 1400 W Stanford Ranch Road, Suite 200
> Rocklin, CA 95765 USA
> W: 1-916-625-1818
> M: 1-916-833-9877
> [log in to unmask]
>
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-- 
Steve Gregory
Kimco Design and Manufacturing
Process Engineer
(208) 322-0500 Ext. -3133

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