[sudo-discuss] DIY Safe Solar Eclipse viewing glasses

aaronco36 aaronco36 at SDF.ORG
Fri Aug 11 14:42:43 PDT 2017


Anyone here know how someone could make their own solar eclipse 
glasses in order to safely view the August 21st solar eclipse??

Was thinking of using multiply-folded metallized film laminate that's 
found in common antistatic bags for a filter. AFAICT, 5X foldings of 
the 2-ply antistatic bags -- 10 layers in total -- similar to those 
described at
http://www.all-spec.com/Catalog/Static-Control/ESD-Safe-Bags/Static-Shielding-Bags 
and at
http://multimedia.3m.com/mws/mediawebserver?mwsId=SSSSSuUn_zu8l00xM82xlx_eNv70k17zHvu9lxtD7SSSSSS-- 
seem to _completely_ block out all sunlight.

All local stores in the general SudoRoom part of the East Bay that I've so 
far contacted are already out of stock or are running very low on 
manufactured and properly ISO-certified eclipse glasses, e.g., those type 
of places listed at 
www.yahoo.com/news/where-buy-eclipse-glasses-total-130000190.html
Have also seen the warnings about buying counterfeit glasses, e.g., at 
http://abcnews.go.com/US/avoid-buying-counterfeit-solar-eclipse-glasses/story?id=49116565

TY for good suggestions,
-A



aaronco36 at sdf.org
SDF Public Access UNIX System - http://sdf.org



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