Heliogravure Video

As a part of the acts celebrating the World Day for Audiovisual Heritage, past Friday October 27 the Centre for Image Research and Diffusion (CRDI) featured a video showing the original Talbot-Klic method (1879) for photogravure on copperplate. Answering the kind invitation from CRDI, I have been pleased to prepare the script and supervise the …

Image Processing for Hybrid Processes III – Digitization with Camera

In the precedent post Image Processing for Hybrid Processes II – Digitization with Scanner,  I have explained that technological obsolescence is nowadays a serious constrain for a suited digitization, specially with high end level scanners. Even in professional and domestic environments, the use of a digital camera is by now the better and useful way …

Printing Negatives or Positives for Alternative Processes

A lot of literature has been written about the best way to inkjet printing life size negatives or positives, both intended for the so called alternative photographic processes. From the early days of digital image printer models to current photographic quality printers, a lot of proposals have been developed. Some of those methods were based …

Photographic Gear Evolution

Although photographic digital cameras are present in pictorial photography from only about twenty years ago, changes in their design, features and performance have been quickly applied in a non-stop run. Nowadays, the popularization of SLR (Single Lens Reflex) bodies based in the XX Century classic designs are being confronted to some new bodies named as …

Image Processing for Hybrid Processes II – Digitization with Scanner

Although the technological obsolescence is nowadays a serious constrain for a suited digitization, specially with high end level scanners, I will explain some hints and tips useful for the current medium and high level scanners still available. The first question to be aware about the scanner performance is the actual possibilities to penetrate a given …