Pentax FA and F zoom lens incorporate "two- hand" type rings: it has separate focusing and zooming ring. You can set your desired focal length by turning the zoom ring.

It may shift the focusing point slightly by changing the focal length. First, adjust zoom- ing and then adjust focus using Autofocus or focus indicator in the viewfinder.

The following zoom lenses also refer to its operating manual.

FA28-70mmf/2.8AL

FA80-200mmf/2.8ED

FA250-600mmf/5.6ED

The following lenses have power supply con- tacts to capable power zoom function with the KAF2-mount cameras. Refer to the camera's operating manual for more details.

FA28-70mmf/2.8AL

FA28-105mmf/4-5.6

FA70-200mmf/4-5.6

FA80-200mmf/2.8ED(IF)

FA250-600mmf/5.6ED(IF)

POWER ZOOM LENS

Auto zoom functions

The FA Zoom lens with power contacts com- bined with KAF2-mount cameras can use fol- lowing functions. Please refer to your cam- era's operating manual for more details.

1.Zoom clip mode to pre-set or re-call the focal length

2.Image size tracking mode to maintain the image size (magnification value) regardless of the distance to the subject.

3.Zoom effect mode to zoom automatically during an exposure.

Auto zoom switch and Zoom set button

1.P (Power zoom), PZ in some lenses Set to this position in power zooming

2.A (Auto zoom), AZ in some lenses Set to this position for Auto zoom

3.AS (Auto zoom set), MODE in some lenses Set this position to select the type of Auto zoom function.

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Pentax manual Power Zoom Lens, Auto zoom functions, Auto zoom switch and Zoom set button