Canon EF 17-40mm f/4L USM 手册

ENG-3

Distance scale (

→

 6)

Focus mode switch (

→

 5)

Lens mount index (

→

 4)

Contacts (

→

 4)

Hood mount (

→

 7)

Focusing ring (

→

 5)

Gelatin filter holder (

→

 8)

Filter mounting
thread (

→

 7)

Zoom ring (

→

 5)

For detailed information, reference page numbers are provided in parentheses (

→

**).

COP

Y