Dental photography Flashcards Preview

Dental photography > Dental photography > Flashcards

Flashcards in Dental photography Deck (18)
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1
Q

Intraoral…

A

simple , lightweight , small & no need for mirrors

subpar image quality

2
Q

Point & shoot..

A

Lightweight , small & lower cost

not upgradable & inconsistent magnification

3
Q

DSLR

A

provide more light options
high image quality
upgradable
heavy & expensive

4
Q

Camera body…

A

10 MP resolution
APS-C sensor
3 lcd screen

5
Q

macro lens

A

85-105mm
have magnification markings on it
cant be zoom

6
Q

twin flash..

A

good at mounting bracket

7
Q

Mirrors

A

Buccal (wide) : quadrant , buccal & lingual surfaces
Occlusal XL : mandibular & maxillary occlusal
frontal surface is coated to prevent double image
keep it warm
use biggest mirror
never placed it on

8
Q

Reflectors..

A

used to hold cheeks off of tooth of buccal surface

9
Q

Anterior contraster

A

used at anterior shots to black out background
enhance translucency
used in conjunction with retractor

10
Q

DSLR options

A
shutter speed : 60-250
iso:100-400
JPEG or RAW
f/8 : full scale
f/32 : intraoral
11
Q

Exposure mode

A

M : manual & AF : aprature priorty

12
Q

Flash mode

A

eTTL & advanced users use maual flash

13
Q

Focus mode

A

manual focus : MF

mouth is too dark to make autofocus work properly

14
Q

magnification

A
is changed by rotating lense barrel
macro lens have markings on it
1:!5 : full scale images
1:3 : intraoral images
1:!:5: close up images
15
Q

Full smile frontal view

A

Magnification ratio : 1:2- 1:3
Patient O. : head perpendicular to floor
Patient O. : HEAD & UPPER OCCLUSAL // to floor
Photo. comp. : lips at center , focus on canine
camera angle : lens is perepndicular to front of face
Light source : twin-ring-strobe

16
Q

Full smile lateral view ( RT lateral)

A

similar to frontal view except:-
Photo comp. : focus on lateral incisor

Camera angle : lens perependicular to front of face & RT canine

17
Q

Full smile lateral view (Lt lateral)

A

similar to RT but :-

camera angle : instead of RT canine , Lt canine

18
Q

Maxillary-mandibular retracted frontal view

A

magnification ratio : 1:2-1:3

Patient orientation same as pervious but:-

1) max. intercuspation - 2-3 seperation
2) retractors should be firmly pulled

Photo. comp. :

1) central incisor at the center
2) focus on central incisor vertically focused
3) midline of face at the middle
4) incisal edge of upper teeth
5) gingiva should be evident