Olympus Pen FT Petunjuk Manual - Halaman 24

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from conventional sin-

gle-

lens

reflex ca meras,

has

the big feature of

synchronizing

class

flash bulbs

and

elec-

tronic flashes

with

all

shutter speeds up to

500 of a

second

assures

satisfactory re

sults not only in night

time

but also

day-

time

flash photography

Mount the flash

gun. In

sert

the

ac-

cessory shoe into the

grooves on both sides

of the viewfinder eye-

piece

and

mount the

gun

on the shoe.

Determine

the

synchronizing

contact point.

Oper-

ate the contact point

switch lever with your

fingertip

and

set the

red dot of the lever to

M (contact point) wnen

using a class M bulb

to X

(contact point)

when

employing

electronic flash.

Then

fix

the flash connection

plug into the synchro-

nizing

socket of the

camera body.

Determine the F·

number.

The F-

number

calculated

by dividing the flash

guide number by the

distance to subject. For

example, suppose the

guide

number for an

ASA rating of 100 is

40 and the distance to

subject is 5 meters,

then F-number

since 40+5=8.