Nikon SB-22 instruction manual Specifications, Angle of coverage

SPECIFICATIONS ---------------

All performance data are for normal·temperature operation [20°C (68°F))

ElectronicAutomatic silicon·controlled

constructionrectifier and series circuitry

Guide number 25 (ISO 100 and meters); 18 (with wide·flash adapter) 41 (ISO 25 and feet) ;

30 (with wide·flash adapter)

Angle of coverage

	Horizontal	Vertical	Usable lens
Normal	60°	45°	35mm or longer
With wide·flash	70°	53°	28mm or longer
adapter

Bounce capability Flash head can be tilted down to - yo or up to 90°

Flash duration Approx. 1/ 1700sec. (at M sett· ing) or 118000 sec. (at MD setting)

Power source Four 1,5 V AA·type alkaline· manganese, manganese or NiCd batteries ; optional Battery Pack SD·7holding six C·type batteries is available as an external power sou rce

Power switch Three positions are provided

-OFF, STBY (for standby) and ON ; at STBY position with the Nikon F·501/N2020, F·4011 N4004, F·301/N2000, FA, FE2 or FG, SB·22tums off auto· matically when flash unit is not used for one or two minutes and turns on when camera exposure meter is on

Number of flashes and recycling time at manual full light output

Number of flashes Recycling time

Battery type

(approx. )' (approx.)

AA·type	200 times	4sec,
alkaline·manganese
AA-type manganese	55 times	8sec,
AA-type NiCd	70 times	3sec,
C·typealkaline·	Up to 100 times	2sec,
manganese inside	Up to 300 times	3sec,
the optional SQ·7*'	Up to 600 times	30sec,

'For autofocus operation assisted by the AF illuminator, less number of flashes available,

••With four AA·type alkaline·manganese batteries installed in the 58·22,

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