Last edited by Nikobar
Friday, May 8, 2020 | History

2 edition of Some notes about three-colour work with collodion emulsion. found in the catalog.

Some notes about three-colour work with collodion emulsion.

Henry Oscar Klein

Some notes about three-colour work with collodion emulsion.

by Henry Oscar Klein

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  • 17 Currently reading

Published .
Written in English


The Physical Object
Paginationp. 133-134
Number of Pages134
ID Numbers
Open LibraryOL21687236M

Notes from Robert Hirsch’s "Seizing the Light: A Social History of Photography, 2nd Edition" Chapter 4: Pictures on Glass • Collodion process—wet-plate process because all the procedures had to be done while the plate was still damp, since the ether in the collodion rapidly evaporated. Photographic emulsion is a light-sensitive colloid. Most commonly, in silver-gelatin photography it consists of silver halide crystals dispersed in gelatin. The emulsion is usually coated onto a substrate of glass, films of cellulose nitrate, cellulose acetate or polyester, paper or fabric.

Collodion "wet plate" negatives (): The collodion emulsion used in the creation of the ambrotype and tintype was also used to make glass plate negatives from which prints could be made. The exposure had to be completed while the collodion . Frederick Scott Archer (–1 May ) invented the photographic collodion process which preceded the modern gelatin emulsion. He was born in Hertford in the United Kingdom and is remembered mainly for this single achievement which greatly increased the accessibility of photography for the general :

  Some people coat their plates with a varnish, others do not. This is poured on just as the collodion was except the varnish and plate need to be at degrees F for things to work correctly. Some people also paint the collodion on ambrotypes black to protect it and to give the classical black background that these images require to become. A year later the gelatino-chloride process appeared. These two papers were very similar and were taken for one another. In the French Legros suggested in his book, to name “aristotype emulsion” the collodion process and “aristotype paper” the gelatine process. Other names have been used.


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Some notes about three-colour work with collodion emulsion by Henry Oscar Klein Download PDF EPUB FB2

Excerpt from Photography With Emulsions: A Treatise on the Theory and Practical Working of the Collodion and Gelatine Emulsion Processes Another Edition of this work has been called for by the Publishers, and, in preparing it, the Author has endeavoured so to rearrange and prune the older matter, and to insert new, as to make it useful to those whose knowledge of chemistry may be limited, as Author: William de Wiveleslie Abney.

Three-Colour Work and Some Suggestions Thereon Harry W. Pope 76 III Collodio–Bromide Emulsion Joseph Scholefield 79 III Notes on the Half-Tone Dot: Diffraction v. Penumbra J. Branfill 81 III On Sensitizing with Cyanin William Weissenberger 89 III Audio Books & Poetry Community Audio Computers, Technology and Science Music, Arts & Culture News & Public Affairs Non-English Audio Spirituality & Religion Librivox Free Audiobook Podcast A Day Drinking Ipek's Wytching Hour Archivos del Aula de Acknowledge The Hero Podcast Bram Stoker en el centenario de su inmortalidad City Bites Podcast.

The main purpose of the book is to point out the lines on which work may be undertaken with a reasonable chance of success: to fill, if possible, the gap expressed in the following quotation and vi PHOTOGRAPHIC EMULSIONS Successful emulsion making depends upon so many and in some — Collodion emulsion — Viscosity — Bromide emulsion File Size: KB.

I was recently recommended to read Collodion Emulsion and its Applications to Various Photographic and Photo-Mechanical Purposes with Special Reference to Trichromatic Process Work, by Henry Oscar Klein.(available here).Ask for that at your library 5 times fast.

In short, this process is distinctly different from wet collodion and those collodion dry plates that used various humectants. Purchase Emulsions, Volume 3 - 1st Edition. Print Book & E-Book. ISBNOCLC Number: Language Note: Translated from the German.

Notes: Two sheets (18 X 6 cm folded to 9 X 6 cm, and 10 X 6 cm) entitled "Colour scale for use with Klein's light filters and Dr. Albert's collodion emulsion" in black paper pocket on back pastedown).

Theory and Practice of Emulsion Technology covers the proceedings of the Theory and Practice of Emulsion Technology Symposium, held at Brunel University on SeptemberThis book is organized into four sessions encompassing 19 chapters.

The utilization, properties, and stability depends on types of emulsion classified based on particle size into macro or conventional emulsion, microemulsion, and nanoemulsion. Among them, microemulsions and nanoemulsions are becoming more popular in food processing industry due to the advantage of stability and optical clarity.

The importance of emulsification techniques, their use in the production of nanoparticles for biomedical applications as well as application of rheological techniques for studying the interaction between the emulsion droplets is gathered in this reference work.

Written by some of the top scientists within their respective fields, this book. Making Collodion From Scratch Last night, for the first time ever in my experience with wet plate photography, I mixed up collodion from scratch and so thought I'd write about how it went.

First off - plain USP (U.S. Pharmacopeia) Collodion is a mixture of ether, alcohol and nitrocellulose (also known as nitrated or gun cotton). In this emulsion water is the dispersed phase (internal phase) and oil is the dispersion medium (external phase).

These emulsions are mainly used for external preparations e.g., lotions and creams as the external layer of oil forms an occlusive film and prevents the. NOTES: Collodion is very flammable.

Keep away from any open flame or spark. Never put Collodion down the sink- it will block it. Always store in glass bottles- or it will eat away at the container. Always make sure the lid is tight on the bottle or the collodion will harden (trust me, I know from experience!)-Cadmium Bromide gm-3ml distilled.

emulsion consisting of a polar oil (e.g., propylene glycol) dispersed in a nonpolar oil (paraffinic oil) and vice versa. To disperse two immiscible liquids, one needs a third component, namely, the emulsifier. The choice of the emulsifier is crucial in the formation of the emulsion and its long-term stability [1–3].File Size: KB.

By thes, there were three major variants of the wet-plate collodion process: preserved (moist) collodion, dry collodion and collodion emulsion. Unlike the former two, collodion emulsion relied on actually adding silver nitrate to the halides in the collodion binder before it was applied to the plate.

The basic concept that evolved fromFile Size: KB. Note, the shear stress is the product of shear rate and viscosity and hence it combines emulsion properties with properties of the comminution technique. Mason, T.

and J. Bibette, Shear rupturing of droplets in complex fluids Langmuir, 13, - (). COLLODION EMULSION A suspension of various silver salts in collo dion, and used for printing-out papers, trans parencies by development, and negative work.

The simplest of all collodion emulsions to make is that for printing-out paper, or, as it is some times called, collodio-chloride paper. Photography With Emulsions: A Treatise on the Theory and Practical Working of Gelatine and Collodion Emulsion Processes (Classic Reprint) [Abney, W.

De W.] on *FREE* shipping on qualifying offers. Photography With Emulsions: A Treatise on the Theory and Practical Working of Gelatine and Collodion Emulsion Processes (Classic Reprint)Author: W.

De W. Abney. A dry or more commonly wet process using collodion as a medium to support a light sensitive emulsion.

The process was described by Frederick Scott Archer inand after refinement it came into widespread use in It was used till the mid 's and was used to produce direct positives on glass (ambrotypes) and tin (tin types). Ingredient E: A Spark-Free, Dark Place to Work. The collodion emulsion can be mixed in ordinary light.

For mixing the emulsion, nothing beats the great outdoors. My bottle of ethyl ether gave me and my colleagues headaches while it was still sealed in its shipping box; there was no way I was going to work with that in an enclosed space.

An emulsion is a colloid of two or more immiscible liquids where one liquid contains a dispersion of the other liquids.

In other words, an emulsion is a special type of mixture made by combining two liquids that normally don't mix. The word emulsion comes from the Latin word meaning "to milk" (milk is one example of an emulsion of fat and water).I also have to note that this collodion seems to be on the thin side (perhaps it would be best to step up gun cotton concentration to 2%?) and while wiping off some minor fog on the plate I did.photogbaphyflthemolsms.

ateeatiseonthe theoeyaot)practicalworking collodionandgelatine emulsionprocesses. ,r.e,f.r.s. teiededition. l02sid0n: piper.