Canon YJ12X6.5B IRS-A User Manual
Page 31
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The 2X extender builit in the lens change the focal length of the lens by the factor of
2time. Note that the extender decreases the F number by its magnification.
5-4. Extender OPERATION
Focal Length
Max. Relative Aperture
Master Lens
6.5-78 mm
1:2.0 (6.5-60 mm)
1:2.6 (78 mm)
With 2X Extender
13-156 mm
1:4.0(13-102 mm)
1:5.2 (156 mm)
• Operation
The 2x extender is inserted into the lens
optical system by swinging the
extender lever on the rear of the lens to
the 2x indication side.
By swinging back the extender lever to
the original position (lx position), 2X
extender is pulled out from the lens
optical system.
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