Reference Manual

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Lens hood
Lens hoods block stray light that would otherwise cause flar
e or ghosting.
They also serve to protect the lens.
0
“Attaching and Removing the Lens Hood” (p.25)
Clamp knob
Use when attaching the lens hood.
0“Attaching and Removing the Lens Hood” (p.25)
17
PartsoftheLens: NamesandFunctions
23
24