Bolt VS-570SMI Wireless TTL Flash for Cameras - Manual (Page 23)

Controlling Flash Coverage (Zoom) | 23
To use the diffuser:
1. Pull the diffuser and reflector
panels out of their slot in the
flash head.
2. Push the reflector back in, and
let the diffuser lay flat against
the flash lens.The diffuser also
softens the light, providing an
alternative when no surface is
available for bouncing the flash
(see Bouncing Your Flash on page 24).
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