Highlights
Compact & precise
from Rollei for your setup.
Ortho 25 Plus Black-and-White Negative Film | 35mm | 36 Exposures | ISO 25
Extremely Fine Grain: Highest detail rendition, extreme magnifications
Orthochromatic: Precise for Technical and Scientific Applications
Nominal sensitivity: ISO 25, expandable by two stops
High-resolution emulsion: Extremely high resolving power
Versatile: Ideal for portraits, still lifes and landscapes
Highlights
Compact & precise
from Rollei for your setup.
Delivery within 2-3 business days
Free shipping from €100 ¹
Free returns within 14 days.²
2-year replacement warranty³
Ortho 25 Plus Black-and-White Negative Film | 35mm | 36 Exposures | ISO 25
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
-
Shipping Information
Use this text to answer questions in as much detail as possible for your customers.
-
Customer Support
Use this text to answer questions in as much detail as possible for your customers.
-
FAQs
Use this text to answer questions in as much detail as possible for your customers.
-
Contact Us
Use this text to answer questions in as much detail as possible for your customers.
Ortho 25 plus Black and White Negative Film
The Rollei ORTHO 25 Plus is a black and white film specially developed for maximum detail reproduction and extreme enlargements. With its extremely fine-grained structure and orthochromatic sensitization, it delivers exceptionally sharp and high-resolution images.
This film has a nominal sensitivity of ISO 25/15° and offers an exposure latitude of up to two stops, depending on development. The special document emulsion of the ORTHO 25 Plus enables extremely high resolving power, making it ideal for precise technical and scientific photographs.
However, the Rollei ORTHO 25 Plus is not only suitable for technical applications. It also proves its versatility as a halftone film in pictorial photography. It achieves impressive contrasts and details in charismatic portraits, offers high contour sharpness and detail accuracy in high-contrast still lifes, and enables exceptional depth of field and clarity in epic landscape shots.
Whether for technical-scientific documentation or creative photographic projects – the Rollei ORTHO 25 Plus always delivers outstanding results and impresses with its versatility and its ability to provide exceptional image quality even with extreme enlargements.
Technical Data
| Nominal Sensitivity | ISO 25/15° | very low sensitivity |
| Sharpness | extremely high sharpness |
| Exposure Latitude | ± 2 stops |
| Resolution | high resolution |
| Suitable for B&W Slides | perfectly suited as a slide film |
Compatibility
Scope of delivery
Downloads
All available downloads for this product can be found in our download center.
There you will find operating instructions (BDA), firmware updates, software, drivers, and other product-related files.
👉 To the download center:
https://downloads.rollei.de
Please simply select your product there to access all current files.
Special Notes
GPSR, Regulation (EU) 2023/988)