Rollei Ortho 25 120 Film

Rollei Ortho 25 is a technical orthochromatic black and white photographic film with a nominal sensitivity of ISO 25/15°.

The film is coated on a clear polyester base, making it ideal for black and white reversal processing. Like Rollei ATO, the film has been rated to meet LE 500 archiving requirements (500 year life expectancy) and has a spectral sensitivity ranging from 380 to 610nm.

Name: Rollei Ortho 25 
Vendor: Rollei
Type: Black and white (negative)
Native ISO: 25
Format(s): 35mm, 120
35mm DX Coded: Yes
Spectral sensitivity: Orthochromatic
Normal Process: BW
Cross Process: -
Push process: -
Exposure latitude: -
Verified Manufacturer: Agfa-Gevaert N.V.

Technical info courtesy of EMULSIVE