Pentax AF 330 Operation Manual - Page 18

MANUAL

FLASH

When

the

Metered

Manual

mode

is

set

on

the,

camera,

you

can

control

manual

flash

by

selecting

the

distance/aperture

combination

(if

used

on

non-KA

F2-

or

KA

F

-mount

camera,

the

AF330FTZ

flash

unit

only

works

in

the

Manual

mode.)

In

manual

flash

photography,

slow

-speed

-sync

flash

is

possible.

There

are

two

flash

output

ranges

([MI

-I1

and

[ML))

with

the

[ML]

guide

number

corresponding

to

1/4

of

[AH]

.

Table

of

Guide

Number

With

ISO100

lode

SwNth

L

1V1H

(FULL)

ML11/16J

28••

35a•

50••

70..

85••

20

24

28

31

33

5 1

6

7

I

7.8

8.3

Table

of

Guide

Number

With

ISO400

"")

28••

measswike

MH(FULL)

40

48

56

62

66

ML(1/16]

10

12

14

I

16

17

85••

50••

70.•

85mm

16

Shooting

Procedure

1.

Set

the

main

switch

to

the

[I]

position.

2.

Press

the

flash

mode

switch

until

the

indication

on

the

LCD

panel

displays

the

[MI

-I]

or

[ML]

.

3.

Adjust

the

zoom

position

according

to

the

lens

in

use.

•

With

the

FA

or

F

lens,

setting

to

the

(AZOOMI

automatically

adjusts

the

zoom

position.

4.

Find

the

right

guide

number

listed

in

the

table

of

guide

numbers.

Then,

calculate

the

aperture

based

on

the

flash

-to

-subject

distance.

Example:

With

the

zoom

position

at

35mm,

flash

-

to

-subject

distance

3m

and

the

film

speed

ISO100

1)

Find

the

guide

number

24

from

the

table

of

guide

numbers.

2)

24

(Guide

Number)

divided

by

3

(flash

-to

-

subject

distance)

gives

8

(aperture)

5.

Set

the

lens

to

the

calculated

f-stop.

6.

Make

sure

that

the

Ready

Lamp

lights

up

be-

fore

firing

the

flash

unit.

Pentax AF 330 Operation Manual - Page 18

Ml11/16j, Mhfull, Ml1/16] - flash af330ftz

Page 18 highlights