Pl Filter Window - Pentax smc -FA Operating Manual

PL Filter Window

Certain hoods also have a PL filter
window. This enables you to easily
rotate any polarizing or circular polar-
izing filter attached to the lens.
Lenses with a PL filter window
FA 35mm f/2AL
FA J18-35mm f/4-5.6AL
Using the PL filter window
1. Remove the PL filter window cap
by sliding it downward, as shown
by the arrow.
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