Orthochromatic, ultra-large format and cheap, the use of ortho-litho films in pictorial applications has been limited by its characteristic extreme high contrast. In this article, we will discuss a cheap, foolproof method to reduce contrast, enabling the use of standard film developers and printing with alternative processes and standard silver-halide papers. Plus we’ll cover some tips ‘n’ tricks to get the best out of this film.

Mercury has been used in photography since the birth of the art, but fell out of favour due to its high toxicity. But it can be a powerful reagent in photographic chemistry. In this article, we’ll discuss the history of mercury in photography, use in the modern darkroom, its dangers, safety protocols, formulae and an in-depth look at Smith Victor’s VMI, the legendary sub-proportional intensifier.