Canon EF20mm f/2.8 USM Інструкція - Сторінка 2

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5. Filters

You can attach filters to the filter mounting thread on the front of

the lens.

• Use a polarizing Canon filter.

Filter holder for the EF14mm f/2.8L USM

There is a gelatin filter holder at the rear of the lens. Cut the gelatin

filter to fit within the white frames. Then insert the gelatin filter into

the filter holder

❽

6. Hood

The lens hood can keep unwanted light out of the lens, and also

protects the lens from rain, snow, and dust.

EF50mm f/1.4 USM

Fit the hood to the hood mount, then turn it in the direction of the

arrow to attach it securely.

EF20mm f/2.8 USM, EF24mm f/1.4L USM, EF28mm f/1.8 USM,

and EF35mm f/1.4L USM

To attach the hood, align the hood's attachment position mark

with the red dot on the front of the lens, then turn the hood in the

direction of the arrow until the lens's red dot is aligned with the

hood's stop position mark

❾

EF85mm f/1.8 USM and EF100mm f/2 USM

Press the buttons on both sides of the hood to attach

EF200mm f/2.8L USM

Pull the hood out from the front of the lens until it stops

Lenses other than the EF14mm f/2.8L USM and EF200mm f/2.8L

USM

The hood can be reverse-mounted on the lens for storage.

• Part of the picture may be blocked if the hood is not attached

properly.

• When attaching or detaching the hood, grasp the base of the

hood to turn it. To prevent deformation, do not grasp the rim of

the hood to turn it.

Specifications

Angle of view

Diagonal

Vertical

EF14mm f/2.8L USM

114°

81°

EF20mm f/2.8 USM

94°

62°

EF24mm f/1.4L USM

84°

53°

EF28mm f/1.8 USM

75°

46°

EF35mm f/1.4L USM

63°

38°

EF50mm f/1.4 USM

46°

27°

EF85mm f/1.8 USM

28°30'

16°

EF100mm f/2 USM

24°

14°

EF200mm f/2.8L USM

12°

7°

*1 Built-in gelatine filter holder

*2 Built-in

CT1-7538-007

The lens length is measured from the mount surface to the front

end of the lens. Add 21.5 mm when including the lens cap and

dust cap.

The size and weight listed are for the lens only, except as

indicated.

Aperture settings are specified on the camera.

All data listed is measured according to Canon standards.

Product specifications and appearance are subject to change

without notice.

Case and hood not provided with some models.

Filters sold separately.

This device complies with Part 15 of the FCC Rules. Operation

is subject to the following two conditions: (1) This device may

not cause harmful interference, and (2) this device must accept

any interference received, including interference that may cause

undesired operation.

Do not make any changes or modifications to the equipment

unless otherwise specified in the instructions. If such changes

or modifications should be made, you could be required to stop

operation of the equipment.

This equipment has been tested and found to comply with the

limits for a class B digital device, pursuant to part 15 of the FCC

Rules.

These limits are designed to provide reasonable protection against

harmful interference in a residential installation. This equipment

generates, uses and can radiate radio frequency energy and, if

not installed and used in accordance with the instructions, may

cause harmful interference to radio communications.

However, there is no guarantee that interference will not occur

in a particular installation. If this equipment does cause harmful

interference to radio or television reception, which can be

determined by turning the equipment off and on, the user is

encouraged to try to correct the interference by one or more of the

following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Consult the dealer or an experienced radio/TV technician for

help.

This Class B digital apparatus complies with Canadian ICES-003.

Lens

Minimum

Max. magnification and field of view

construction

aperture

Horizontal

104°

10-14

0.10X/246 × 375 mm (9.7" × 14.8")

84°

9-11

0.14X/176 × 264 mm (6.9" × 10.4")

74°

9-11

0.16X/150 × 227 mm (5.9" × 8.9")

65°

9-10

0.18X/139 × 212 mm (5.5" × 8.3")

54°

9-11

0.18X/136 × 206 mm (5.4" × 8.1")

40°

6-7

0.15X/164 × 249 mm (6.5" × 9.8")

24°

7-9

0.13X/191 × 287 mm (7.5" × 11.3")

20°

6-8

0.14X/175 × 262 mm (6.9" × 10.3")

10°

7-9

0.16X/152 × 226 mm (6" × 8.9")

●

❽

●

❾

Min. focusing

Filter

distance

diameter

0.25 m/0.82 ft.

72 mm

0.25 m/0.82 ft.

77 mm

0.25 m/0.82 ft.

58 mm

0.3 m/0.98 ft.

72 mm

0.45 m/1.48 ft.

58 mm

0.85 m/2.79 ft.

58 mm

0.9 m/2.95 ft.

58 mm

1.5 m/4.92 ft.

72 mm

●

Max. diameter and length

Weight

77 × 89 mm (3.0" × 3.5")

560 g/19.6 oz.

77.5 × 70.6 mm (3.1" × 2.8") 405 g/14.2 oz.

83.5 × 77.4 mm (3.3" × 3.1") 550 g/19.4 oz.

73.6 × 55.6 mm (2.9" × 2.2") 310 g/10.9 oz.

79 × 86 mm (3.1" × 3.4")

580 g/20.5 oz.

73.8 × 50.5 mm (2.9" × 2.0") 290 g/10.2 oz.

75 × 71.5 mm (3.0" × 2.8")

425 g/14.9 oz.

75 × 73.5 mm (3.0" × 2.9")

460 g/16.1 oz.

83 × 136.2 mm (3.3" × 5.4") 790 g/27.7 oz.

Hood

Case

LP1016

EW-75II

LP1214

EW-83DII

LP1214

EW-63II

LP814

EW-78C

LP1214

ES-71II

LP1014

ET-65III

LP1014

ET-65III

LP1014

LH-D18

2008.5