The Rollei Ortho 25 is a technical, steeply working monochrome
photographic film with a nominal sensitivity of ISO 25/15°. The Rollei
Ortho 25 is characterized by a high sensitivity reserve of up to two
f-stops, depending upon development. The document emulsion offers offers
an extraordinary sharpness extreme fine grain. The Rollei Ortho 25 is
suitable very well for technical-scientific applications and as a
half-tone film in the pictorial photography. The highly clear
transparent PETsubstrate opens the possibility of application as b&w
slide film also.
Features - Orthochromatic sensitised with low speed ISO 25/15
- Spectral sensitvity 380 – 610nm;
- Special coating for an improvement of the transport properties of the cameras
- Suitable for daylight and tungsten
- Polyester base support guarantees the highest level of archive stability (LE 500);
- Excellent resolving power of 330 lines/mm
- Extreme fine grain and highest sharpness
- “Non-curling†backside coating to improve flatness
- Especially suited for digital application for scanner
