Notes on [22. using aperture ring, P.284, P.284) – Pentax K-X User Manual

Page 286: Notes on [22. using aperture ring]” (p.284) f, Notes on [22. using aperture ring]” (p.284)

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284

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When [22. Using Aperture Ring] is set to
[Permitted] in the [A Custom Setting 4]
menu, the shutter can be released even if the
aperture ring of the D FA, FA, F or A lens is
not set to the s (Auto) position or a lens
without an s position is attached. However,
the features will be restricted as shown below.

Restrictions on using lenses with aperture ring set to a position other than s

Notes on [22. Using Aperture Ring]

Lens Used

Exposure

Mode

Restriction

D FA, FA, F, A, M (lens

only or with auto

diaphragm accessories

such as auto extension

tube K)

c

(Aperture

Priority) mode

The aperture remains open regardless

of the aperture ring position. The

shutter speed changes in relation to

the open aperture but an exposure

error may occur. In the viewfinder,

[F--] appears for the aperture indicator.

D FA, FA, F, A, M, S (with

diaphragm accessories

such as extension tube K)

c

(Aperture

Priority) mode

Pictures can be taken with the

specified aperture value but an

exposure error may occur. In the

viewfinder, [F--] appears for the

aperture indicator.

Manual diaphragm lens such

as reflex lens (lens only)

c

(Aperture

Priority) mode

FA, F SOFT 85mm, FA

SOFT 28mm (lens only)

c

(Aperture

Priority) mode

Pictures can be taken with the

specified aperture value in the manual

aperture range. In the viewfinder, [F--]

appears for the aperture indicator.

When the depth of field is checked

(Optical Preview), exposure metering

starts and the exposure can be

checked.

All lenses

a

(Manual)

mode

Pictures can be taken with the set

aperture value and shutter speed. In

the viewfinder, [F--] appears for the

aperture indicator. When the depth of

field is checked (Optical Preview),

exposure metering starts and the

exposure can be checked.

The camera operates in c (Aperture Priority) mode regardless of the mode
dial setting other than a (Manual) mode when the aperture is set to other than
the s position.

22.

1
2

MENU

OK

OK

Using Aperture Ring

Prohibited
Permitted

Shutter will release when

Cancel

aperture ring is not set to the
"A" position

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