Yongnuo YN650EX-RF Manual page 16

Advanced Applications
5. FEL/AEL lock
To use this function, you should lock the center of camera' s viewfinder
at the subject which needs flash exposure, press the flash exposure lock
[FEL/AEL] button of the camera, the flash will emit a pre-flash, and the
camera will calculate the appropriate flash output data. You have a
period of time to recompose the picture, you can press the shutter to
shoot after composing the picture (this function needs to be supported
by your camera itself, please refer to your camera manual for setting).
6. High-speed Continuous Shooting
This product supports high-speed continuous shooting function, please
set the camera to continuous shooting mode, and then shoot.
The quantity of photos of burst shooting depends on the flash output
setting. Please use battery with sufficient power.
7.Bounce Flash
Bounce flash refers to shooting by pointing the
「Flash head」 at the wall or ceiling, and
illuminating the object with the light reflected
from the wall or ceiling (commonly known as
"jumping flash")， which can reduce the
shadow behind the subject and obtain a more
natural light effect.
If the wall or ceiling is too far away, the bounce flash may be too weak
and cause underexposure. The wall or ceiling should be flat and white
,which helps to get efficient reflection, if the reflecting surface is not
white, color cast may appear on the photo.
8.Use [Catchlight Panel] for shooting
Use the 'Catchlight Panel' to flash, pull the
'Catchlight Panel' and 'Wide Panel' out of the
flash head together, and push the 'Wide Panel'
back.
If you shoot at this time, you can create
highlight points in the model's eyes, making
t h e e y e s m o re c h a r m i n g a n d b e a u t i f u l
(catchlight). This function can achieve the best
effect when you position the flash head toward the front and 90°up.
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