VOIGTLANDER NOKTON 50mm F1 Aspherical VM User manual

INSTRUCTION MANUAL
NOKTON 50mm F1 Aspherical
RF-mount
Oct 2023, Ver 1.0COSINA CO., LTD.

Thank you for purchasing a Voigtländer product. Voigtländer RF-mount series is a
manual focus interchangeable lens that can be directly connected to the Canon
RF mount without an adapter. The optical system is optimized for the image
sensor of mirrorless cameras using the Canon RF mount. The lens mount is
equipped with electronic contacts that establish communications between
the lens and camera body.In addition to Exif information and in-body image
stabilization (3-axis), the lens has three types of focusing support functions:
[1] Focusing with the magnication function,
[2] Focus peaking function,
[3] Focusing with focus guide function.
Features of the RF-mount series
■ Designed exclusively for Canon RF mount
■ Communication with the body through electronic contacts
■ Highly rigid and durable all-metal lens barrel
■ Manual focus for reliable ne-focusing

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
hazard.
WARNING
CAUTION
WARNING
CAUTION
CAUTION
These tips are to protect the user from injury or damaging the lens.

Precautions for use
Never touch the lens surface. In case it is dirty or dusty use commercially available
lens cleaners or an appropriate lens cleaning cloth.
Please check the Cosina website for the latest information and
details.
www.cosina.co.jp/voigtlander/en/

Description of Parts
① Lens Hood
② Filter Ring
③ Aperture Control Ring
④ Aperture Ring
⑤ Focus Ring
⑥ Distance Scale
⑦ Depth of Field Scale
⑧ Mount Index
⑨ Mount
⑩ Aperture Index
⑪ Aperture Scale
⑫ Depth of Field Ring
⑬ Distance Index
①
⑪
⑫
⑬
⑩
②
③
④
⑤
⑥
⑧
⑦
⑨

● 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 Depth of Field Scale ⑫ to attach/detach the lens. If you attach/
detach the lens while holding other parts of the lens barrel it may damage the
lens.
● Attaching Lens Hood
Screw the Lens Hood ① to the threads on the lens.
● Attaching Filter
1. Screw the lter (Ø67mm) 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.

● Selective Aperture Control System
You can choose two modes – with or without Click Stops - on the Aperture
Control Ring.
1. Push the Aperture Control Ring ③ towards the Aperture Ring ④ .
2. Turn the Aperture Control Ring ③ 180 degrees.
3. Make sure to align the 2 indexes ⑩ and ⑬ .
* If the white mark on the Aperture Control Ring ③ is in line with the indexes, the lens is in Click Stop-
mode. The yellow mark indicates the Clickless-mode.

How CPU/Contact works
1. Exif Data
Image le can store the Exif data of lens.
(For example, if you use Voigtländer 50mm F1)
Lens model Voigtlander NOKTON 50mm F1
Focal length 50mm
Aperture The aperture value used to take the
picture
2. Note on the lens correction functions in the camera body.
This lens cannot be used with all the lens correction functions that
are provided as camera. This lens is designed for users to enjoy the
original character of the lens design.
3. Note on the auto sleep function
The sleep mode is not reset by focusing or aperture operation of
the lens, and the camera may need to be awakened after a pause in
use. The sleep mode is reset by half press of shutter button or dial
operations on the body.However, it is recommended to turn o󱐯
the auto sleep function in the body setting in order to alleviate this
complication.

Product Name NOKTON 50mm F1 Aspherical
Focal Length 50mm
Maximum Aperture F1
Minimum Aperture F16
Lens Construction 7 groups 9 elements
Angle of View 48.0°
Aperture Blades 12
Minimum Focus 0.45m
Macro Ratio 1:6.9
Filter Size Ø67mm
Maximum Diameter Approx. Ø79.3mm
Length Approx. 64.0mm
Weight Approx. 650g
Lens Hood Available
Mount RF-mount
Aperture Ring Available (Manual Setting)
Supported Focus Assist Functions Magnication function
Focus peaking function
Focus guide *1
Electric Contacts Available
●Specications
* Specications and information is subject to change without prior notice.

Exif Data Available
In-body camera shake correction
function
possible
* only on camera bodies with Image Stabilization
Supplied Accessories Front Cap, Rear Cap, Lens Hood,
Other Selective Aperture Control System
*1 With out EOS RP
*2 Magenta cast may occur at the periphery of the angle of view depending on the shooting conditions
with EOS R, EOS RP, and EOS R6. This is part of the character of this super-fast lens and is not a defect.
* Specications and information is subject to change without notice.
●Specications