Foma Fomapan 100 Classic 35mm Black and White Negative Film, 36 Exposures

Film Format:135 Film Size: Double-Edge Perforated 35mm Exposure per Roll:36 Number of Rolls:1 ISO Equivalent: ISO 100 / 21 deg. Resolving Power:110 lines per mm Granularity: RMS = 13.5 (Microphen at 20 deg. C, developed Gamma = 0.6, (measured at D = 1.0)) Base: A gray or gray-blue cellulose triacetate base 0.125mm thick