DIY Archival Print Washer – Design, Construction & Testing

A complete DIY project for creating a high-efficiency archival print washer (aPW) with Venturi aeration, calibrated flow control, and proven archival washing performance. IntroductionArchival washing of photographic papers is often misunderstood. A good washer does not simply “push water through”—it must efficiently exchange, dilute,…

Measuring Sharpness: What Lens Tests and MTF Curves Reveal

What do Thalmann’s lens tests tell us about lens sharpness and MTF curves, and how do they connect to the quiet power of large-format film? Factors behind Thalmann’s Future Classic lens selectionIn my previous post, I examined the factors that influence Thalmann’s Future Classic…

Building a Darkroom

This essay provides insights into the principles and essentials required for setting up an amateur darkroom. Initial PhaseHow did this crazy idea start?Almost every analog photographer has felt the temptation to develop their first roll of film. Maybe you attended a workshop, watched a movie,…

Insights on Large Format 4×5 Lenses

Explore the captivating world of large format lenses, where iconic names like Super Angulons, Symmars, and Grandagons embody decades of optical innovation. Discover how these masterpieces from brands such as Schneider-Kreuznach, Rodenstock, Nikon, and Fujifilm contribute to the distinctive, breathtaking beauty that defines large…

The JOBO Drum System

Explore the JOBO 2500 and 2800 drum systems, engineered for top-tier film and print processing. The 2500 series is ideal for professionals working with roll films and large formats up to 4x5 inches, while the 2800 series is perfect for daylight print processing. Both…

FPP-3: DIY Film and Paper Processor

Discover the FPP-3, a DIY film and paper processor using Arduino automation and 3D-printed parts. Explore features, setup, and benefits for film enthusiasts.Processing was tedious and time-consuming with only a manual rotation device and a small JOBO 2520 drum. Determined to improve efficiency, I…