Re: [APML] TechPan Development

[Rick Thurmond <thurmond@saber.net>]

Jim,
According to this article in AAS photo bulletin the optimum development 
time is 11 minutes in D19:

http://adsbit.harvard.edu/cgi-bin/nph-
iarticle_query?bibcode=1985AASPB..38....1.&db_key=AST&page=3&plate_select=
NO&data_type=GIF&type=SCREEN_GIF

That should be all one line, not wrapped.

I use 12 minutes in HC-110 dilution B per Covington's recommendation.  
HC-110 is fairly easy to mix in small batches.

--Rick Thurmond
www.saber.net/~thurmond


--  APML Archives at <http://astro.umsystem.edu/apml/>  ---
             Unsubscribe at <majordomo@seds.org>