Infinity Distance Mark - Canon EF-S17-85mm 1/4-5.6 IS USM Instructions Manual

, Infinity Distance Mark
To compensate for shifting of the infinity focus
point that results from changes in temperature.
The infinity position at normal temperature is the
point at which the vertical line of the L mark is
aligned with the distance indicator on the
distance scale.
o
Foraccurate manual focusing on subjects at
infinity distance, .Iook through the viewfinder while
rotating the focusing ring.
Filters (Sold Separately)
You can attach filters to the filter mounting
thread on the front of the lens.
E-8