Cinematography. Production and presentation. Light sources and lighting. Specification for exciter lamps.
NORMA vydána dne 20.6.1961
Označení normy: BS 5550-7.1.1:1980
Datum vydání normy: 20.6.1961
Počet stran: 14
Přibližná hmotnost: 42 g (0.09 liber)
Země: Britská technická norma
Kategorie: Technické normy BS
Dimensions, optical performance of five types of lamp for 16 mm and 35 mm cinematograph projectors and similar applications. Lamps with bayonet and pre-focus caps, bulbs of pear and tubular shape, transverse and axial filaments. Values for initial light output and current consumption, minimum lumen output maintenance, hours life. Sampling batch testing. Status: Confirmed