Ilford Ortho Plus 120

Ilford Ortho Plus 80 in 120 medium format is an orthochromatic black and white film rated at ISO 80 for daylight. Orthochromatic Emulsion: It is sensitive to blue and green light but lacks red sensitivity. Reds and oranges render noticeably darker with higher contrast compared to standard panchromatic films. [1, 2] Speed: ISO 80 in daylight / natural light, and ISO 40 under tungsten lighting (or a 1-stop exposure adjustment). [1] Grain & Sharpness: Features very fine grain and high sharpness, making it well-suited for landscapes and architectural photography. [1, 2] Darkroom Handling: Because it lacks red sensitivity, it can be handled and processed under a deep red safelight