Search found 515 matches

by Ed Wesly
Fri Jun 14, 2019 8:30 pm
Forum: For Sale / Want to Buy / Trade
Topic: Looking to buy Agfa, Kodak, Ilford films/plates for hologram conservation studies
Replies: 6
Views: 6886

Re: Looking to buy Agfa, Kodak, Ilford films/plates for hologram conservation studies

PM me also, as I am in the Chicago area, and have tons of that old holo stuff. Plus we recently rehabbed the Holography Hallway at Lake Forest College, and have about 50 holos on display, including some that are 50 years old.
by Ed Wesly
Tue Mar 26, 2019 10:36 am
Forum: Beginning Holography
Topic: Understanding transmission holograms and HOEs/gratings
Replies: 4
Views: 6479

Re: Understanding transmission holograms and HOEs/gratings

I urge you to check out: http://edweslystudio.com/Pedagogy/PedagogyFrameset.html

You're not by any chance in the Chicago area?
by Ed Wesly
Mon Mar 11, 2019 3:18 pm
Forum: Beginning Holography
Topic: Drying silver halides emulsion with alcool ?
Replies: 7
Views: 7351

Re: Drying silver halides emulsion with alcool ?

Here are a couple of samples of normal vs alcohol drying on some Agfa 8E56HD film in contact with coins, done the other week: Agfa2Up copy.jpg CWC2 developer, bleach in a rehalogenating bleach, see here: http://edweslystudio.com/Formulae/Bleaches/TJBleach.html . The one on the left was washed in wat...
by Ed Wesly
Tue Jan 22, 2019 1:04 pm
Forum: Events, announcements, and news
Topic: Home & Studio of E. Wesly & Sons Open House and Hansfest
Replies: 0
Views: 25831

Home & Studio of E. Wesly & Sons Open House and Hansfest

The Home + Studio of E. Wesly & Sons invites you to the nth Annual OPEN HOUSE and HANSFEST! Celebrating over 30 years of working and partying together! Every year on his return trip from Photonics West, Hans Bjelkhagen stops off for some nice cold Chicago weather, (must be pining for the frigid ...
by Ed Wesly
Mon Oct 01, 2018 3:35 pm
Forum: AgX
Topic: Ultimate U08 / Bleach : reversal or rehalogenating ?
Replies: 8
Views: 19122

Re: Ultimate U08 / Bleach : reversal or rehalogenating ?

Here is a recipe for the "Brilland bleach" that is what is said to be the recipe that Gentet uses: 30g Ferric sulfate (should be Fe III, which is what's usually sold) 30g Citric acid (readily available in drugstores) 30g Potassium Bromide 1000 cc water It is from this site: https://holowik...
by Ed Wesly
Mon Sep 03, 2018 6:26 am
Forum: Events, announcements, and news
Topic: Proceedings of the 2015 ISDH
Replies: 3
Views: 25273

Re: Proceedings of the 2015 ISDH

They were published, I saw a copy at ISDH 2018, but they wanted 60 Euros for them regardless of whether you were a participant or not, to cover the cost of the hologram on the cover, according to Hans. He also said that David Radcliffe had brought only 7 of them. Maybe Hans or Alkis or someone from ...
by Ed Wesly
Mon Jul 23, 2018 9:16 am
Forum: Events, announcements, and news
Topic: ISDH 2018
Replies: 18
Views: 57286

Re: ISDH 2018

My papers and slide shows from ISDH 2018, and previous, are at:http://edweslystudio.com/Publications/Publications.html

Enjoy!
by Ed Wesly
Fri Apr 06, 2018 6:59 am
Forum: Beginning Holography
Topic: where to find lasers for holography
Replies: 10
Views: 13048

Re: where to find lasers for holography

Please post pictures.
by Ed Wesly
Fri Mar 09, 2018 8:54 am
Forum: General Holography
Topic: Musical Instrument Holography
Replies: 4
Views: 4545

Re: Musical Instrument Holography

Michael Page of Toronto had a contraption where you "played" the hologram of an antique drum, complete with a hand attachment so you could "feel" the drum head, at the MIT ISDH in 2012. Check out the on-line proceedings for his paper.