Rollei/AGFA Ortho 35mm Black and White Negative (Print) Film (36 Exposures)
Rollei Ortho 25 film is a monochrome photographic film with a sensitivity of ISO 25/15. It is characterized by a latitude of up to two f-stops, depending upon development.
The emulsion offers an extraordinary sharpness and extremely fine grain. Rollei Ortho 25 is suitable for technical-scientific applications and as a half-tone film in pictorial photography. The highly clear transparent substrate opens the possibility of application as b&w slide film also.
Note! This item contains 36 exposures
- Panchromatic sensitised 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 archival stability
- Excellent resolving power of 330 lines/mm
- Extreme fine grain and high sharpness; "non-curling" backside coating to improve flatness
- Especially suited for digital application
Half-tone film in the pictorial photography
- With high requirements in terms of sharpness and extreme fine grain, Rollei Ortho 25 offers excellent results in combination with the fine grain balance developer Rollei High Speed (LP Supergrain)
- Rollei Ortho 25 in combination with Rollei Low Speed developer, has a contrast which few b&w developers can match; the results are reminiscent of Technical Pan film; extreme fine grain structure and high sharpness as well as detailed gray tones can be achieved
| Type | 35mm Ortho film |
| Speed | 25 |
| Applications | Reproductions, radiographic reproductions, astro photography, black-and-white and blue slide, for graphic distancing |
| Process |
|
| Color Saturation | Not Applicable |
| Grain | Fine |
| Sharpness | Very sharp |
| Exposure Latitude | Wide |
| Push/Pull | Depends on developer used |
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