Rollei Ortho 25 Plus 35mm 36 exposures

Rollei Ortho 25 is a technical, orthochromatic black and white photographic film with a nominal sensitivity of ISO 25/15 °. Rollei ORTHO 25 is characterized by a high sensitivity reserve of up to two f-stops, depending upon development. The document emulsion offers exceptionally fine grain images with high sharpness. Rollei ORTHO 25 is ideal for technical and scientific applications and as a half-tone film for pictorial photography. The crystal-clear RC base opens up the possibility of using the film as a B&W slide film.

Technical and scientific applications:

reproductions
reproduction of X-ray images
astrophotography
black and white slides and blue slides
graphic distancing (For this application in particular, we recommend Rollei High Contrast (RHC) developer (1 + 5, 3 - 5 min.).)