Lens Compatibility Chart - Pentax 645D Operating Manual

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Lens Compatibility Chart

When using the D FA645 lens (for digital cameras), all of the functions of the h are available. Other PENTAX film camera
lenses can also be used with this camera; however, the following restrictions apply.
2
Function
e/K/b/L mode
c/a mode
Program P-TTL auto flash
P-TTL auto flash
Automatic changing of lighting angle when using AF540FGZ/
AF500FTZ/AF360FGZ/AF330FTZ
Display of aperture value in viewfinder at aperture position s
Display of aperture guide in viewfinder at a position
other than s
AF
Display of focus indicator in viewfinder in manual focus mode
Metering mode switching
Lens Correction function
*1 This includes all types of helicoid extension tubes and accessories without
information contacts.
*2 Stop down metering
*3 The lens aperture value is displayed when using Auto extension tube A or Rear
converter A645 2X.
The display will differ when using Rear converter A645 1.4× with a lens other
than A*645 300mm F4 or FA*645 300mm F4.
[Displaying the lens aperture value as is indicated on the lens]
FA645 300mm F5.6, FA645 400mm F5.6, A*645 600mm F5.6
[Displaying the maximum effective aperture value when combined with a lens]
A645 200mm F4, FA645 200mm F4, A*645 300mm F4, FA*645
300mm F4, A645 macro 120mm F4, FA645 macro 120mm F4
[Displaying the aperture value with the aperture stopped down by two stops]
FA645 150mm F2.8
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Lens A645 FA645
Accessories
Lens only
z
z
z
z
×
z
*8
×
*4 *5
z z
z
×
(z: Available #: Restricted ×: Not available)
A/FA645
and Rear converter A
and Auto extension tube A
z z
z z
z z
z z
×
z
*3
#
z
×
z
*6
z
z z
×
z
*4 Available only when the lens aperture value without accessories is F5.6 or
wider, or when the maximum effective aperture value combined with
accessories is F5.6 or wider.
*5 When using A645 macro 120mm F4, its function may become unreliable when
the magnification ratio on the lens is set to between "1" (1:1) and "2" (1:2).
The focus indicator appears in the viewfinder with the focus area switched to
U (Center), even if S (Auto) or j (Select) is selected as the focus area.
*6 The focus indicator appears in the viewfinder with the camera focused on the
subject by using three AF points, even if you selected S or j as the focus
area.
*7 The camera operates with center-weighted metering even when multi-
segment metering is selected.
*8 Depending on the lens, the aperture ring value and the value displayed in the
viewfinder may not match.
A/FA645 67
and Helicoid and Adapter 645
*1
extension tube for 67 lens
× ×
*2
z z
× ×
z z
× ×
× ×
× ×
*5 *5
z z
*7 *7
# #
× ×