Canon CN20x50 Series User Manual

Zoom Lens
ご使用の前に必ずこの取扱説明書をお読みください。
なお、取扱説明書は必要に応じてご覧になれるよう大切に保管してください。
Read this operation manual before using the product.
Keep the manual in place for future reference.
在使用本产品之前 , 请务必先仔细阅读本使用说明书。请务必妥善保管好本书 ,
以便日后能随时查阅 ( 保留备用 )。请在充分理解内容的基础上 , 正确使用。
J/E/C
CN20x50
变焦镜头
取扱説明書
（レンズ編）
OPERATION MANUAL
(LENS)
使用说明书
（镜头汇编）

Canon CN20x50 Series Specifications

General

Focal Length	50-1000mm
Zoom Ratio	20x
Image Stabilization	Yes
Lens Mount	Canon EF
Zoom Type	Manual

Summary

Mounting Procedures

Mount the Lens on the Camera

Step-by-step guide for attaching the lens to the camera body.

Mount the Hood and Power On

Instructions for attaching the lens hood and powering up the equipment.

Adjustment and Calibration

Back Focus Adjustment

Procedure to ensure correct focus alignment across zoom ranges.

Iris Gain Adjustment

Mode Settings and Configuration

Operation Modes Overview

Lens Operations

Zoom Operations

Covers manual, servo, speed adjustment, and track functions for zoom.

Focus Operations

Explains manual and servo operation for the lens focus.

Iris Operations

Details automatic and manual control of the lens iris.

Extender Operation

Macro Operation

Switch Assignments

Drive Unit Management

Detach Drive Unit

Attach Drive Unit

Automatic Mechanical End Adjustment