FOMA Ortho 400,
is a black-and-white photographic film made by Foma Bohemia Ltd. of the Czech Republic, a company known for producing photographic materials. FOMA Ortho 400 is a traditional orthochromatic film, which means it is sensitive to blue and green light, but not to red light. It has a film sensitivity (ISO/ASA) of 400, making it suitable for a wide range of lighting conditions and applications.
Orthochromatic films such as FOMA Ortho 400 are widely used in scientific and technical photography, as well as for artistic and creative purposes. Its lack of sensitivity to red light allows for unique and stylized effects, with an emphasis on tonal qualities and contrast. It is often used in landscape, architectural and portrait photography.
FOMA Ortho 400 provides a good balance between sensitivity and fine grain, allowing for decent image quality and detail. The film is available in 120 format, which are widely used in medium format film cameras. The film can be processed using standard black and white film development techniques.
