Tag: negatives

Registering a negative for the gum bicromate process step 4
A simple negative registration method 

A simple, but effective OHP negative registration technique for gum printing. The method can be used for multiple pass single negative prints as well as CMYK negative prints.

Grey gamma on digital negatives 6b
When to use gray gamma 1.8 or 2.2 for digital negatives

Regardless of the workflow you use to make digital negatives, consistency is the key to achieving repeatable results. It’s worth questioning whether or not the original step wedge was made in gray gamma 1.8 or gray gamma 2.2.

Here is the underside of the printer showing two hinges and birch construction. Note the four square dowels which have been laminated to the bottom with epoxy which raises the platform from the table. This particular printer measures 16 x 20 inches.
A simple, economical contact printer

Peter J. Blackburn presents a simple printing device capable of producing sharp prints with ease.

S.F. Botanical garden buckeye solarized litho version 2
Solarization and layered negatives

Duplicate, solarize and merge two negatives in a single final print to create abstract and painterly effects with film.

Figure A. Positive tablet 8 bit gamma 2.2.
Digital negatives

A three step method for making digital negatives by Ron Reeder and Christina Z. Anderson, an excerpt from Gum Printing and Other Amazing Contact Printing Processes.

ca_experimental_photo-s
Experimental Photography Workbook

Experimental Photography Workbook by Christina Z. Anderson, 6th edition.

Sarah van Keuren
A Non-Silver Manual: Desktop negatives

The chapter called “Desktop negatives” of Sarah Van Keuren’s book “A Non-Silver Manual: Cyanotype, Vandyke Brown, Palladium & Gum Bichromate with instructions for making light-resists including pinhole photography”, written by Sandra C. Davis.

Sarah van Keuren
A Non-Silver Manual: Enlarged negatives

The chapter called “Enlarged negatives” of Sarah Van Keuren’s book “A Non-Silver Manual: Cyanotype, Vandyke Brown, Palladium & Gum Bichromate with instructions for making light-resists including pinhole photography”.

Sarah van Keuren
A Non-Silver Manual: Light-Resists without camera or computer

The chapter called “Light-Resists without camera or computer” of Sarah Van Keuren’s book “A Non-Silver Manual: Cyanotype, Vandyke Brown, Palladium & Gum Bichromate with instructions for making light-resists including pinhole photography”.

Lumen print negatives
Lumen negatives

Fabio Giorgi has found a way of making negatives as lumen prints.

WordPress SEO fine-tune by Meta SEO Pack from Poradnik Webmastera