ARRI 535B Instruction Manual download pdf (Page 16)

Camera

Body

Mirror

Shutter

The

mirror

shutter can be adiusted mechanically while

the

camera

disconnected.

The

open sector can be

adjusted continuously from

180°

Additionally

the

mirror shutter can be locked within

the

range

180

to 1

in 15°-steps, as well

172,8°

and

144°.

Setting

the

Mirror

Shutter Angle

Before setting the mirror shutter remove the

camera

from the

power

supplyl Remove the

• lens

the lens cavity cap from

the

lens

mount receptacle.

• By turning the knurled knob

the

movement,

position the

mirror

shutter

that

the

open sector

adjusting

device

and

the

locking device are

easily accessible.

•

With

a 2

Allen key turn the locking device

towards

the

"LOOSE"

position until

stops.

• Turn the open sector adjusting device with the

same Allen key until the desired open sector angle

reached.

• Turn the

locking

device towards

the

"LOCK" position

until this locks

place.

The

adjusting device

may

possibly have

be turned slightly back and

forth.

Filming

with

HMI

Light

When

lighting scenes

with

HMI/CID·discharge lamps,

pay

attention to the pulsing light intensity which

dependent

on the supply frequency.

The

camera frame

rate, the supply frequency

the

lighting and the

angle

the

mirror

shutter must all relate

each other

order

achieve

constant lighting.

the

camera frame

rate

and

the supply frequency of

the

lighting are

normally

given, compensation

must

carried out

through the

angle

the mirror shutter.

the

following

table the mirror shutter angle

set

can be seen.

Supply

frequency

Frame rate

25 fps

fps

Open

sector

180°

172,8°

144°

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ARRI 535B Instruction Manual Page 16

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