Iris Adjustment - FujiFilm Fujinon UA14X4.5BERD-S6B Operation Manual

Snce the rs s precsely adjusted at the factory before shpment, normally the readjustment s not requred.
But when an abnormalty occurs for some reason, the readjustment can be made as descrbed below.
The adjustng trmmer becomes vsble nsde the drve unt by removng the cap at the front of the drve unt.
Use a small screwdrver or smlar mplement to rotate the trmmer.
IRIS SENSITIVITY
ADJUSTING TRIMMER
The illustration shows the positions set at the factory.
11.1 IRIS SENSITIVITY ADJUSTMENT
a. Set the rs control mode to AUTO on the camera sde.
(For settng nstructon, refer to the operaton manual of the camera.)
b. Set the rs mode select swtch of the lens to "A."
c. Rotate the rs senstvty adjustng trmmer usng a small screwdrver or a smlar mplement.
The rs senstvty ncreases by clockwse rotaton, and decreases by counterclockwse rotaton.
Set the adjustng trmmer for the maxmum senstvty wthn the range huntng does not occur.
＊
Huntng : The phenomenon n whch the rs shakes around the optmum rs poston n the auto rs operaton.
１１. IRIS ADJUSTMENT
MEMO
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