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INSTRUCTIONS

INSTRUCTIONS

This lens is a full manual focus lens. When focusing, slowly rotate 

thefocus ring ④ until it is in focus.

Do not over-boom the focus ring too quickly to avoid excessive 

damageto the focus ring.

The distance scale ⑤ and the depth of field ⑥ on the lens are 

forinstructional purposes. The actual focus and depth of field may 

beslightly different from the tick mark.

For very precise focus, when the camera position is fixed, use 

themaximum aperture to focus, and then rotate to the desired 

aperturevalue after the focus is complete.

For the convenience of focusing, turn on the peak focus function in 

thecamera (depending on the camera you use).

Aperture Instructions

Turn the aperture ring⑦on the lens to choose the corresponding 
aperture according to the shooting situation and desired 
depth-of-field.

As a Non-CPU lens, the camera cannot record the actual aperture 
value.

Since this is a manual lens, aperture-priority mode is recommended 
to be used (Metering accuracy will depend on the camera).

Focusing

Summary of Contents for C-Dreamer

Page 1: ...066 1316 Email sales laowalens com Tel 86 0551 69107990 5 Add Building 5 USTC Alumni Innovation Park Crossing of Tianshui and Taihe Road Luyang District Hefei City Anhui Province China www laowalens c...

Page 2: ...ic photography allowing portability and better image quality and imaging experience In order to ensure the safety of operation please read the User s Manual and Precautions carefully before using this...

Page 3: ...ng an external flash is recommended in such case Safety Precautions The 17mm F1 8 has a 65 angle of view of the M4 3 system and can capture an equivalent 34mm full frame wide angle of view With a maxi...

Page 4: ...d grime from the lens surface working from the center outward If the lens is taken from a cold environment into a warm one condensation may develop on the lens surface and internal parts To prevent co...

Page 5: ...e lens flare and protects the lens front element from damage Lens hood may be unable to be attached if some certain filters have been used with the lens If not using the lens hood you can also place i...

Page 6: ...en the camera position is fixed use themaximum aperture to focus and then rotate to the desired aperturevalue after the focus is complete For the convenience of focusing turn on the peak focus functio...

Page 7: ...Aperture Lens Structure Aperture Blades Min Shooting Distance Max Magnification Focusing Filter Diameter Size length diameter Weight M4 3 17mm 65 1 8 22 9elements in 7groups 1 pcs of Extra low Dispers...

Page 8: ......

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