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Warning

Caution

Caution

135

120

110

100

90

80

70

60

50

3

4

8

5.6

11

16

22

50-135mm

For more secure and safe use, this lens has a 1/4” threaded 

hole for lens support which helps mounting camera rigs. 

Follow the instruction manual of your camera rigs.

50-135 

Instruction Manual

where there is a risk causing death or severe 

injury to all those who use this equipment by 

not conforming to these instructons. 

where there is a risk causing injury or property 

damage to all those who use this equipment 

by not conforming to these instructons. 

Caution

Prohibition

Instructions

Following symbols represent danger and are for your safety.

Illustration shows: 

Performance Table

MTF GRAPH

Lens structure

S : Radiation direction

Contrast

Contrast

M : Concentric direction

Distance from Image Center

Distance from Image Center

Description of Parts

Technical Data of Tokina 50-135 Cinema Lens

How to Attach/Detach the lens

Focusing

Exposure Modes

How to use Focus/Zoom Pins

Attach/Detach the lens to/from your camera according to 

the instruction in the Manual provided with your camera.

*When attaching/detaching the lens, be careful not to drop the lens to 

avoid impact damage.

For the exposure mode settings, follow the instructions in 

the manual provided with your camera.

*Specifications of the lens mount cannot be modified.

*The external appearance, specifications shown in this catalog and 

accessories may be changed without any advance notice.

Screw on the supplied blue focus/zoom pin into any hole 

 (6 each in focus/zoom ring), and you can operate 

focusing and zooming easily.

Use care when screwing on the 

focus/zoom pin. The pin must be 

aligned straight with the 

corresponding holes. If not, the 

threaded hole could get stripped 

or damaged.

This is a manual focus lens only.  Focus by turning the 

focus ring until the image is in focus or set the desired 

focus distance on the distance scale. 

Manual Focusing Ring
Focus Distance Scale (f or m)
Focus Distance Index
Zoom Ring
Focal Length Scale
Zoom/Diaphragm Index
Diaphragm Scale
Diaphragm Ring
PL or EF Mount
Insert Holes for Focus /Zoom Pins 
Focus Ring – 6 holes  
Zoom Ring – 6 holes
1/4” threaded hole











 

PL Mount  

EF Mount

50-135mm

2.7

14 groups /18 elements

PL or EF Mount

Super 35mm

1m ( 3.28 ft)

1

5.89

Rotary Zoom

9

T3.0 – T22 (F2.8 – F22)

112mm

159mm (from 142mm mount surface)

155.5mm (from 150mm mount surface)

114mm

123mm

1.53 kg

Focal Distance

Zoom Ratio

Optical Structure 

Mount 

Sensor Size

Minimum Focus Distance   

Maximum Macro Magnification

Zoom Mode 

Number of Aperture Diaphragms

Depth of Field        

Filter Size 

Overall Length

  

Diameter of Front Head   

Maximum Diameter  

Weight

1/4” threaded hole for lens support which helps mounting camera rigs

SD Glass FK01

Do not look at the sun through the lens or 
through the lens mounted on a camera.  
Retinal damage and/or blindness may occur.  

Keep out of the reach of children.  The lens is 
heavy and could cause injury if it falls on a 
small child.  Also, the lens strap is also a 
choking hazard. If the strap becomes wrapped 
around the neck suffocation may occur.  

Be sure to mount the lens securely to the 
camera and confirm that the lens is locked into 
place before use.  If not the lens could fall off 
the camera causing damage or injury. 

Do not leave the lens in direct sunlight where it 
may condense the light and start a fire.

Do not look at the sun or other intense light 
sources through the lens or through the lens 
mounted on a camera.  Retinal damage and/or 
blindness may occur. 

When the lens is mounted on your camera, please be 

sure to set it properly and confirm it is firmly locked in 
place.  If not, the lens could fall off the camera causing 
damage or injury. 

The lens is a precision instrument. Handle with care 

and do not drop, hit against a hard object, shake 
violently or apply pressure. Otherwise, it may cause the 
precision parts to malfunction.

Be sure not to apply too much weight on the lens when 

mounted on your camera. The extra weight may cause 
damage to both the camera and the lens mount.

When using a large or heavy lens, be sure to properly 

support the lens and camera to avoid damaging the 
mounts.

Be sure to inspect the lens and/or take test shots with 

the lens in advance of any actual shooting.  This is 
recommended for when the lens is new and if the lens 
has been in storage for a long time. 

Do not remodel or convert the lens. This may cause 

malfunction for both the camera and lens . Repair for the 
altered lens may void manufacturer's warranted service. 
Remove all dust, dirt, sand, water, harmful gas and 
saline matter from the lens. Be sure not to use organic 
solvents such as paint thinner or benzin for cleaning.

THE LENS IS NOT WATERPROOF!  Do not submerge or spray 

the lens with water. Water damaged lens will be impossible to 
repair.

Wipe off water droplet by using a clean dry cloth. Use the 

blower to remove dirt and sand. Clean thoroughly when used 
near and around the ocean. Salt water is highly corrosive.

Any water that seeps into the lens could cause it to 

malfunction.  

Refrain from using the lens in high humidity or take extra 

precautions in these types of climates.  In order to keep the 
damage minimal and to keep the repair cost down, follow these 
precautions, when shooting in such climate. Keep the lens in a 
bag or a case and remove only after moving to a place of more 
mild temperature. If the lens is left at temeratures over +40C or 
under -10C for an extended period of time the lens body could 
become deformed or the lens may malfunction.  

When the lens is attached or detached from your camera, turn 

the lens to face up for better handling. 

To prevent scratches on the front and rear elements, use the 

lens caps at all time when the lens is not in use.

Avoid touching the front or rear elements with your hand to 

prevent smudges and fingerprints.

Remove fingerprints and smudges by using a lens cleaner and 

disposable lens tissues. Use gentle, circular motion from the 
center of the lens toward the outer edge of the lens.

For Your Safety

For safety of lens handling

To prevent damage to your lens, injury to yourself and to others, read the following safety precautions in their entirely 
before using this equipment. Keep this safety instruction available where all those who use the product will read them.

Warning

Caution

Caution

f=135mm

f=50mm

1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1

0.00

5

10

(mm)

1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1

0.00

5

10

(mm)

1/4” threaded hole

 

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