Re: Focusing a laser diode to make PCBs with negative photoresist
- From: Richard J Kinch <kinch@xxxxxxxxxxx>
- Date: Wed, 21 Mar 2007 20:10:41 -0500
Hugo Elias writes:
Anyone know how to cut out that unwanted light?
http://www.mellesgriot.com/products/optics/gb_1.htm
etc.
.
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