VOIGTLANDER Z-mount Series User manual

INSTRUCTION MANUAL
NOKTON D23mm F1.2 Aspherical
Z-mount
May 2022, Ver 1.0COSINA CO., LTD.

Thank you for purchasing a Voigtländer product. Voigtländer Z-mount series is a
manual focus interchangeable lens that can be directly connected to the Nikon Z
mount without an adapter.
The optical system is optimized for the image sensor of mirrorless cameras
using the Nikon Z mount. The lens mount is equipped with electronic contacts
that establish communications between the lens and camera body. Adding
to the functions of Exif information and in-body image stabilization (3 axes), it
corresponds to 3 types of focusing support function. [1] by color change of the
focus point frame, [2] by focus-peaking, and [3] by the enlargement button) All
through the use of the communications compatible body with latest rmware *1.
Features of the Z-mount series
■ Designed exclusively for Nikon Z mount
■ Communications with the body through electronic contacts
■ Highly rigid and durable all-metal lens barrel
■ Manual focus for reliable ne-focusing
*1 When using this product, some functions may be restricted
depending on the camera's firmware. Please use with the latest
rmware.
Please check the Cosina website for the latest information and details.
www.cosina.co.jp/voigtlander/en/

Tips for lens care and safety
If the user ignores this warning and uses the equipment
incorrectly, serious injuries and even death may be the result.
If the user ignores this caution sign it might result in injuries
and damage the equipment.
Never look directly at the sun with a telephoto lens as this
can damage your eyes.
Keep the lens, camera and accessories out of the reach of
children.
Store the lens away from direct sunlight and always store the
lens with lens-cap on. Failure to do so may create a re.
WARNING
CAUTION
WARNING
CAUTION
CAUTION
These tips are to protect the user from injury or damaging the lens.

Description of Parts
① Lens Hood
② Filter Ring
③ Focus Ring
④ Depth of Field Ring
⑤ Aperture Ring
⑥ Mount Index Ring
⑦ Mount
⑧ Distance Scale
⑨ Depth of Field Scale
⑩ Distance/ ApertureIndex
⑪ Aperture Scale
⑫ Mount Index
①
⑨
⑩
⑪
⑫
⑧
②
③
④
⑤
⑥
⑦

● How to attach/detach the lens
Please refer to the instruction manual for your camera for how to attach/detach
the lens.
* Please make sure to set the power of the camera to “OFF”.
Please hold the Mount Index Ring ⑥ to attach/detach the lens. To attach/detach
the lens while holding other parts of the lens barrel may damage the lens.
● Attaching Lens Hood
Screw the Lens Hood ① to the front of the lens.
● Attaching Filter
1. Screw the lter (Ø46mm) to the front of the lens.
2. Screw the Lens Hood ① into the thread of the lter when using the Lens Hood
① together with the lter.
* Do not screw the lter into the thread of the Lens Hood ① . This may cause vignetting.

How CPU/Contact works
1. Exif Data
Image le can store the Exif data of lens.
(For example, if you use Voigtländer D23mm F1.2)
Lens 23mm /f1.2
Focal length 23mm
Maximum Aperture F1.2
Aperture The aperture value you used to take
the picture
2. Note: lens functioning with the camera body
Please note, that while the display indicates that items can be set
for vignette control and automatic distortion correction, however
this lens does not support those functions. No matter which one is
selected, it will not be reected in the images.
3. Settings for use with a full-size camera body
This product is compatible with the APS-C sensor. When using the
lens on a full-frame camera body, the image capture range does not
automatically switch. Please switch it manually.

Product Name NOKTON D23mm F1.2 Aspherical
Focal Length 23mm
Maximum Aperture F1.2
Minimum Aperture F16
Lens Construction 6 groups 10 elements
Angle of View 63.3°
Aperture Blade 12
Minimum Focus 0.18m
Macro Ratio 1:4.9
Filter Size Ø46mm
Maximum Diameter Approx. Ø65.8mm
Length Approx. 45.2mm
Weight Approx. 240g
Lens Hood Available
Aperture Ring Available (Manual Setting)(1/3 stop increments)
Focusing Assist Function Focusing by color change for focus point
Focusing by peaking function
Focusing with image magnication button
Supported Sensor Size APS-C
●Specications
* Specications and information is subject to change without notice.

Electric Contact Available
Exif Data Available
In-body image stabilization Supported (3-axis)
* only on camera body with Image Stabilization
Supplied Accessory Front Cap, Rear Cap, Lens Hood
Mount Nikon Z mount
* Specications and information is subject to change without notice.
●Specications