Canon DentalFoto Руководство - Страница 9

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1) SETTINGS & EQUIPMENT:

Put on the lens adapter and set the Mode Dial to "C" which is for close-

up photography; bowl of warm water, rhodium #4a adult mirror, #1b

buccal mirror, cotton towel to dry mirrors, two (2) wire cheek retractors,

and two (2) individual plastic retractors

(optional). Child occlusal and buccal

mirror is available.

2) CHAIR POSITION:

Put the dental chair horizontal (supine).

3) WORKING DISTANCE:

The in-focus distance is between 4 ½ to

7 inches from your subject (measuring

from the end of the lens). Photographer

is at 9 O'clock position and standing.

4) NATURAL SMILE & RETRACTED ANTERIOR:

a) NATURAL SMILE: Square camera to face, move the camera

closer until you don't see the nose but you do see the corners of the

mouth (end of lens is about 5 inches from subject).

b) Line of occlusion is horizontal.

c) RETRACTED ANTERIOR: Insert retractors, puff out cheeks.

Focus point on lateral or canine, reframe as shown. Biting down to

show occlusion; teeth slightly apart shows incisal edges and

translucency better.

5) LOWER OCCLUSAL (mirror in warm water):

a) Insert wire cheek retractors pulling down and out on lower lip.

b) Insert occlusal mirror so edge rests on retro molar pad. Tilt toward

maxillary as far as you can.

PDF Vers620PDCO2-06.doc

Intraoral Photography