Photographic flash equipment.  Part 3,  specification for electronic single-flash equipment / 
British Standards Institution. 
 - 5 pages :  illustrations ;  33cm. 
 - British standard ;  BS 5841 : Part 3 : 1984 .
 - British standard ;  BS 5841 : Part 3 : 1984 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photography--Equipment and supplies.<br/>Photography--Light filters. <br/>Photography--Lighting.