[OT] Interesting trip

Bill Campbell linux-sxs
Thu Mar 15 13:57:54 PDT 2007

On Thu, Mar 15, 2007, Bob Hemus wrote:
>On Thu, 2007-03-15 at 10:48 -0700, Bill Campbell wrote:
>> On Thu, Mar 15, 2007, Alma J Wetzker wrote:
>> >Chong Yu Meng wrote:
>> >> On Wed, 2007-03-14 at 12:49 -0700, Bill Campbell wrote:
>> >Warning:  Do not look into laser with remaining eye.
>> A friend worked at Fairchild outside of D.C. years ago, and they
>> were using some very high-powered lasers in their research.  One
>> of Larry's co-workers reached across a bench to pick up a pack of
>> cigarettes, losing his hand as he reached through a laser beam.
>Back in 1979 I was treated for diabetic retinopathy with laser burns in
>my eyes.  It's still the only treatment.  I've got over 8,000 burns on
>each retina.  I've lost two full stops of light sensitivity, but can
>still see.  It didn't affect the 20/20 part of the vision, only the
>light gathering and night vision and color blindness.  Oh, the other
>thing, it caused catarcts about 20 years later.

I had a detached retina in my left eye about eleven years ago
which was repaired with a scleral buckle.  A bit later they
detected some weak spots in my right eye, and used a laser
basically to weld the weak spots so they wouldn't detach.

INTERNET:   bill at Celestial.COM  Bill Campbell; Celestial Software LLC
URL: http://www.celestial.com/  PO Box 820; 6641 E. Mercer Way
FAX:            (206) 232-9186  Mercer Island, WA 98040-0820; (206) 236-1676

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