Tokina AT-X 116 PRO DX II Instruction Manual Download Page 1

Attach/detach the lens to/from your camera according to the instructions in the manual 
provided with your camera. 
* When attaching/detaching the lens, be careful not to touch the electronic contacts on 

the lens mounting surface nor crush these contacts by strong impact. 

* Depending on the lens model, you may hear a sound from inside the lens when the 

lens is shaken lightly. This is the sound of the ball bearings that are designed to 
smooth the action of the focus ring. It does not indicate a problem with the general 
functioning of the lens.

 Precautions for Use

 Attaching a lens hood

Unlike a SLR camera using a silver halide film, a digital SLR camera produces a 
large measure of reflection due to its imaging sensor. It is therefore recommend-
ed that a lens hood be attached when you're taking photographs with a digital 
SLR camera. Especially when a wide-angle lens is used, a lens hood should be 
attached even indoors.

 

The DX lens is designed exclusively for a digital SLR camera of APS-C size.

Tokina’s DX lenses are deigned exclusively for use with digital SLR cameras 
having an APS-C sized image sensor. Using the DX lenses with a digital SLR 
camera with an imaging sensor of a size larger than APS-C, or with a SLR camera 
designed for silver-halide film, will cause vignetting.

● 

Using Ultra-Wide Angle Lenses.

If you are using a super/Ultra-wide angle lens in auto focus, it may not focus on 
the periphery (outer edges) of the frame in AF mode.
Since the depth of field is an ultra-wide angle zoom lens is very deep, focus 
detection in the periphery of the frame becomes difficult for cameras set in 
multi-point auto focus. 
We recommend using a central focus detection setting on your camera when 
using auto focus with ultra-wide angle lenses. 

 The         Mark (certification mark for conformance with the European export inspection requirements) is shown on lenses containing electronic parts.

The specification data is based on the use of the lens with a Canon camera.

Tokina's DX lenses are designed for use with digital 
single-lens reflex (SLR) cameras having APS-C sized 
sensors. Do not use Tokina DX lenses with digital SLR 
cameras having and image sensor larger than APS-C 
size, or with a SLR camera that uses film.

Tokina's FX lenses are designed for digital SLR cameras 
with full sized (24x36mm) image sensors.  

This lens is intended for use with VDSLR's.  Auto focus 
can be used when taking still photos but emphasis of 
this lens is video use.  

Instruction

Manual

❶ 

Hood Attachment Index

❷ 

Follow-focus gear

❸ 

Focus Distance Index 

❹ 

Zoom Ring 

❺ 

Center Index

❻ 

Hood Right Position Indicator

❼ 

Manual Focus Ring 

❽ 

Auto-Focus (AF) Position 

❾ 

Manual Focus (MF) Position 

❿ 

Focus Distance Scale 

⓫ 

Focal Length Scale 

⓬ 

Focus Mode Switch

Model

Item

Optical structure 
elements/groups

Angle 

of view

Minimum focus 

distance (m)

Minimum

aperture

Number of 

aperture 

diaphragms

Lens

hood

Weight 

(g)

Maximum

diameter 

(mm)

Overall

length 

(mm)

Filter

size 

(mm)

104

゜〜 

82

13−11

22

0.3

1 : 11.6

89.2

84.0

550 BH77B

77

9

Maximum 

macro 

magnification 

ENGLISH

AT-X 116 PRO DX V

99

゜〜 

54

14−12

22

0.25

1 : 4.94

90.2

84.0

532 BH77B

77

9

180

゜〜 

100

10−8

22

0.14

1 : 2.56

71.1

70

360

6

AT-X 107 DX V

AT-X 12-28 PRO DX V

103

゜〜 

64

13−12

22

0.28

1 : 4.82

94.5

89.0

600 BH821

82

9

AT-X 17-35mm F4 PRO FX V

http://www.tokinalens.com

Descriptions of Parts

How to Attach/Detach the Lens

The lens normally focuses automatically when the focus mode switch on the lens is set 
to the Auto focus (AF) position. If the camera is in the manual-focus (MF) position, adjust 
the focus by looking into the finder and turning the manual focus ring. This lens also 
supports focusing through the use of a focusing aid.

Focusing

If the camera’s built-in flash is used, the light of the built-in flash will be partially obstruct-
ed by the lens, so the picture shows a large shaded area at the bottom of the image. 
Therefore, it is advisable to use an external flash when this lens is attached.

Caution Regarding the Use of a Built-in Flash

About AT-X 107 DX Canon Mount 

Manually turning the focus ring with the Focus Mode Switch near the lens mount in AF 
position (Photo 

) can place stress on the internal lens gears and result in damage. 

To take photos using manual focus, make sure you set the Focus Mode Switch to the (M) 
position (Photo 

). Return the Focus Mode Switch to the AF position (Photo 

) when 

you want to resume taking photos in auto focus. 

About Follow Focus

When photographing people with the aid of a flash, their eyes sometimes show as red in 
the image. This is called the “red-eye phenomenon.” Follow your camera manual instruc-
tions on how to remove red eye.

Flash Photography (Red-eye Phenomenon)

Performance Table 

Use the appropriate sized threaded filters with these lenses. Be sure your filters are clean 
before taking a photo.  Perfect photographs cannot be taken if the filter is dirty or when 
water droplets or other foreign particulates are on the filter. Clean the filter thoroughly 
before taking photographs.
* Always use one filter at a time. If two or more filters are used together, or when a thick 

filter such as a polarized filter is used, vignetting (darkening at the corners of the 
exposed image) may occur.

Filters 

For the exposure mode settings, follow the instructions in the manual provided with your 
camera.

Exposure Modes

Lens Hood

<How to switch from the Auto focus position to manual focus position>

The lens focus mode can be switched between the auto 
focus (AF) mark on the lens barrel and manual focus (MF) 
positions at any time by moving the manual focus ring 
forward or backward. When the focus ring is moved back 
toward the mount the AF mark will be covered and the lens 
will only focus manually.  Move the focus ring toward the front of the lens for auto-focus. 
* For lenses using either the Nikon or Canon mounting system, it is possible to use 

manual focus without switching the focus mode switch on either the camera body or 
the lens to the manual position.
In the Auto focus position the manual focus ring turns freely.

* For all Canon mounts and Nikon mount, the built-in AF motor will be automatically 

turned off when the focus ring is switched to MF mode position.

One-Touch Focus Clutch Mechanism

A lens hood is designed to help reduce or prevent flare and ghost images that are caused 
by strong diagonal or side rays of light striking the front of the lens. We recommend that 
you use a lens hood at all times to ensure clear, problem-free photographs and video.  The 
lens hood also provides protection for the lens itself.
* A lens hood can be attached in the reverse direction on the front of the lens for storage.

Hood right position indicator

Hood attachment index 

To securely install the hood, align the       mark 
on the hood with the hood attachment index 
(

) on the lens, and then turn the hood 

clockwise, as viewed from the front, until a click 
is heard. Then, confirm the position of the mark 
on the hood aligns with the position of the 
hood position Indicator on the lens.

To securely install the hood, align the       mark 
on the hood with the hood attachment indica-
tor (

) on the lens, and then turn the hood 

clockwise, as viewed from the front, until a click 
is heard. 
Confirm that the 

 mark on the hood is aligned 

with the center index on the lens. 

* When attaching the hood, turn it until you hear a “click” to ensure a secure fit.
   If the hood is not attached properly, vignetting could occur.

<How to attach the lens hood> 

<Installation Example> 

KT Nakano Building
5-68-10, Nakano, Nakano-ku, Tokyo 164-8616, Japan

AT-X 116 PRO DX V

11~16mm F2.8

17~35mm F4

AT-X 12-28 PRO DX V

12~28mm F4

AT-X 107 DX V

10~17mm F3.5~4.5

series

VDSLR

* When the Canon mount is switched to the MF position, the motor switch in the lens 

automatically turns off.  (The motor switch in the lens automatically turns off when 
Nikon mounts are switched to the MF position as well. )

AT-X 116 PRO DX V

AT-X 17-35mm F4 PRO FX V

Hood Attachment Index

mark

TO FIT CANON Digital

AT-X 116 PRO DX V

AT-X 12-28 PRO DX V

TO FIT CANON Digital

AT-X 17-35mm F4 PRO FX V

TO FIT CANON Digital
























AT-X 116 PRO DX V

】【

AT-X 12-28 PRO DX V

AT-X 17-35mm F4 PRO FX V

AT-X 107 DX V

TO FIT CANON Digital

AT-X 107 DX V






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