Canon CR-2 User Manual download pdf (Page 35)

6 Maintenance

Cleaning the Objective Lens

• Do not wipe or rub the objective lens if there is dirt or dust on it. Doing so could scratch the

surface of the lens.

• Do not wipe the objective lens with disinfectant ethanol, eyeglass cleaner, or silicone-coated

paper. Doing so could corrode the surface of the lens or leave streaks.

For information about lens cleaning paper, lens cleaner, and blowers, contact the Canon

representative or distributor from whom you purchased the CR-2.

If the objective lens is dirty, clean it according to the procedure below.

Check for any dirt.

Illuminate the objective lens with a penlight to check for dirt.

Blow away any dust or dirt.

Use a blower to blow away any dust or dirt on the lens. Do not

use a brush to dust off.

Do not allow the blower to touch the objective lens.

Wipe the objective lens.

1. Slightly dampen a lens cleaning paper with lens cleaner

and lightly wipe the objective lens.

2. Starting from the center of the lens, wipe the lens in spirals

toward the circumference.

3. Change the lens cleaning paper and wipe the objective

lens until the dirt is gone and there are no streaks.

Use lens cleaning paper and lens cleaner designated by Canon.

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Canon CR-2 User Manual Page 35