SPECIFICATIONS___ _____

Flash Type:

High-performance silicon-

 

controlled rectifier and series

Useable Exposure

circuitry

TTL auto exposure (with Nikonos-V

Modes:

camera) ; Non-TTL auto exposure

 

(with optional Sensor Unit

 

SU-101); and Manual : "MFULL,"

 

"M1/4," and "M1/16" settings

Guide Numbers:

With ASAIISO 100 film on land

 

(underwater), full output : 32 (16);

 

1/4 output: 16 (8) ; 1/16 output :

 

8(4)

Angle of Coverage :

79° on land ; covers picture angle

 

of 28mm lens on land and under-

 

water ; with Wide-Flash Adapter

 

SW-102, picture angle increases

Batteries:

to that of a 15mm lens

Six C-type NiCd batteries or six

 

C-type alkaline-manganese

 

batteries (high-performance

 

manganese batteries not

 

recommended)

Number of Flashesl

NiCd * : 70 flasheslminimum

Recycling Time:

approx. 5sec .*'(depending upon

 

battery brand and amount of

 

recharging)

 

Alkaline-manganese : 120 flashesl

 

minimum approx. 14 sec."

 

• Data for C-type NiCd batteries

 

are applicable only when bat-

 

teries with a 1200mAh capacity

 

have been recharged by a 120 mA

 

current for 15 hours at room

 

temperature.

 

*. More flashes and shorter

 

recycling times in the TTL,

 

non-TTL,"M1/4, " and "M1/16"

 

modes

Useable Ranges :

TTL : ASAIISO film speed coupling

 

range : ASAIISO 25 to 400 ; useable

 

aperture range : f/2 .8 to f/22 (at

 

ASAIISO 100); coupling distance

 

range : 0.3m (1ft) to 11 m (36.1ft)

 

(at ASAIISO 100 on land); 0.3m

 

(1 ft) to 5.6m (184ft) (at ASAIISO

 

100 underwater)

 

Non-TTL : Useable apertures : f/4

 

and f/8 (at ASAIISO 100); coupling

 

distance range : 0.6m (2ft) to 8m

 

(26.2 ft) (at ASAIISO 100 and f/4

 

on land) ; 0.6m (2ft) to 4m (131 ft)

 

(at ASAIISO 100 and f/4 under-

 

water) ; 0.6m (2ft) to 4m (13.1ft)

 

(at ASAIISO 100 and f/8 on land);

 

0.6m (2ft) to 2m (6.6ft) (at

 

ASAIISO 100 and f/8 underwater)

Resistant Pressure:

6kg/cm 2 (85 Ib/in2) maximum ;

 

useable to depths of 50m (160ft)

Target·Light :

Indicates direction of flash head

 

when T-S switch is at "T.LlGHT"

 

or "T&S"

Slave Flash Function :

Wireless; triggered by light from

 

another flash unit when T-S switch

 

is at " SLAVE " or " T&S"

Dimensions:

Flash head : Approx . 139 mm (W) x

 

1525mm(H)x 212mm(D)

Weight :

Flash head without batteries :

 

Approx . 1670g

Note: All performance data are for normal-temperature operation

{25°C (77 °F)J.

Supplied with ten items: Main flash head (including battery cartridge), joint, bracket (with separate bracket screw), cord fastening hanger, Wide Flash Adapter $W-102, O-ring set, target light, sync cord, arm, and speedlight case $$-101.

Subjec t to change without noti ce.

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Nikon SB-102 instruction manual Specifications, Modes