Nikon NIKKOR Z 26mm f/2.8 Lens (Z) - Manual (Page 9)

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Lens hood
Lens hoods reduce stray light that would otherwise cause flare or ghosting.
They also serve to protect the lens’s front element and telescoping section.
0 “Attaching and Removing the Lens Hood” (p.15)
Lens hood lock mark (indented)
Use when attaching the lens hood.
0 “Attaching and Removing the Lens Hood” (p.15)
Lens hood alignment mark (raised)
Use when attaching the lens hood.
0 “Attaching and Removing the Lens Hood” (p.15)
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Parts of the Lens: Names and Functions
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