Pentax K20D manual 250, Lens names and mount names, Lens and Built-in Flash

250

Lens names and mount names

DA lenses with an ultrasonic motor and FA zoom lenses with power zoom use the KAF2 mount.

FA prime lenses (non-zoom lenses), DA lenses without ultrasonic motors and D FA, FA J and F lenses use the KAF mount.

See the lens manual for details.

Lenses and accessories that cannot be used with this camera When aperture ring is set at other than the s (Auto) position or a lens without an s position or accessories such as an auto extension tube or auto bellows are used, camera does not operate unless [36. Using aperture ring] (p.75) is set to [Permitted] in the [ACustom Setting] menu. Refer to Notes on [36. Using Aperture Ring] (p.251) for restriction that apply when [36. Using aperture ring] is set to [Permitted] in the [ACustom Setting] menu.

All camera exposure modes are available when using DA/FA J or lenses with an Aperture s position set to the s position.

Lens and Built-in Flash

The built-in flash cannot be regulated and fully fires when pre A lenses or soft focus lenses are used.

Note that the built-in flash cannot be used as an Auto Flash.

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Appendix