Canon 155 A User Manual download pdf (Page 5)

Specifications -

Type: Electronic computer flash unit with a

series control system.

Contact: Clip-on type with a directly coup

led contact. With lock mechanism.

Guide Number: 17m or 55ft. (ASA 100).

The guide number is obtained 30

seconds after the pilot lamp lights

up when new batteries are loaded.

Flash Coverage Angle: Adequately covers

angle of view of any lens with a focal

length of at least 35mm on a 35 mm

camera. \

Flashing Intervals: (Interval between firing of

flash and relighting of pilot lamp

when using new batteries.)

Alkaline-maganese batteries: About

7 seconds.

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