Image Processing for Hybrid Processes IV – Processing Raw Files

Raw files "suited for alternative processes" or "suited for Fine Art Photography" could be considered as equivalent definitions. Those qualifications would also imply the search for the maximum quality with no matter how difficult or time consuming the method employed is. The operations described in following paragraphs are the employed by the author whether the …

Heliogravure VIII – More About Etching

In a previous post have been exposed a general method to reduce the number of etching baths and rationalize the relationship between the total etching time and the partial etching times in the respective baths. Here we will analyse a sequential fine tuning of a couple of ferric chloride baths having previously determined a total …

Digitization System for Film Negatives and Slides (II)

The last post, Digitization System for Film Negatives and Slides (I), was dedicated to comment the oportunity to use a former photographic enlarger head as a part of a film digitization system by means of a digital camera. This second post comments aspects related with the illumination eveness in the diffusser supporting the negatives or …

Sistema de Digitalización de Negativos y Diapositivas (II)

En el post anterior, Sistema de Digitalización de Negativos y Diapositivas (I), se comentó la posibilidad de utilizar un cabezal de ampliadora fotográfica como parte de un sistema de digitalización de negativos y diapositivas mediante reproducción con cámara de sensor electrónico. En esta segunda entrega se comentarán aspectos relacionados con la comprobación de la uniformidad …

Adobe Influencer Program

* En relació al treball de recerca sobre imatge electrònica desenvolupat a l'Image Quality Laboratory (IQL) del CITM/UPC i d'algunes col·laboracions a seminaris d'Adobe, he estat convidat a formar part del Adobe Influencer Program. El proper dimarts 3 de desembre a les 11h, impartiré un Webinar sobre la comprobació objetiva dels efectes que el processament …