Ricoh S10 24-72MM F2.5-4.4VC - Manual (Page 26)

[Conversion Lens] Setting (Setup)
In [Conversion Lens] settings, you can set whether to use either of an
optional wide conversion lens (DW-6) or tele conversion lens (TC-1).
Available Settings Description
Off Even when a conversion lens is attached to the
camera, the camera will not be recognize it as an
attached conversion lens.
WIDE [DW-6] When a conversion lens is attached to the
camera, it will be recognized as a wide
conversion lens (DW-6).
TELE [TC-1] When a conversion lens is attached to the
camera, it will be recognized as a tele conversion
lens (TC-1).