Description
The Rollei Ortho 25 is a monochrome photographic film with a nominal sensitivity of ISO 25. 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 and extremely fine grain. The Rollei Ortho 25 is suitable for technical-scientific applications and as a half-tone film in the pictorial photography. The highly clear transparent PET substrate opens the possibility of processing as black and white slide film also.
Features
- Orthochromatic sensitized with low speed ISO 25/15
- Spectral sensitivity 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 scanning
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