Functions When Using An External Flash; Setting The Focal Length - Pentax K-70 Operating Manual

Setting the Focal Length

The Shake Reduction function operates by obtaining the lens
information such as focal length. Set the focal length when
using a lens that the focal length information cannot be
automatically obtained.
1
Set [24 Using Aperture Ring] to [Enable] in the
E4 menu.
2
Turn the camera off.
3
Attach a lens to the camera and turn the camera
on.
The [Input Focal Length] screen appears.
4
Use AB to set the focal
length.
Press C to select a value from
the list.
When using a zoom lens, select
the actual focal length which the
zoom is set to.
5
Press E.
The camera returns to standby mode.
t Memo
• The focal length setting can be changed in [Input Focal
Length] of the A4 menu.
A4
Functions when Using an
External Flash
Use of the following external flashes (optional) enables a variety
of flash modes, such as P-TTL auto flash mode.
Camera Function
Red-eye reduction flash
Auto Flash Discharge
Automatic switch to the flash
sync speed
Automatic setting of the
aperture value in G or I
mode
Input Focal Length Input Focal Length
P-TTL auto flash
35 35
mm mm
Slow-speed Sync flash
OK OK
Flash Exposure
Compensation
AF assist light of the external
flash
Trailing Curtain Sync flash
Contrast Control Sync flash
Slave flash
High-speed Sync flash
x: Available #: Restricted
Compatible Flash
Built-in AF540FGZ II
Flash
AF360FGZ II
x
x
x
x
*1
x
x
x
×
*3
x
*5
#
×
×
×
: Not available
AF540FGZ
AF201FG
AF200FG
AF360FGZ
AF160FC
x x
x x
x x
x x
7
*1 *1
x x
x x
x x
×
*2
x
*4
x #
*6
x #
×
x
×
x
125