IDRR APRIL -MAY -JUNE 2020 - Flipbook - Page 48
DENTAL PHOTOGRAPHY
Before starting any case one must decide the light source for it as follows:
Case
Light source to be used
Posterior quadrant / full mouth rehabilitation
Ring flash / Built in Pop up flash
Anterior aesthetic cases for publication
Twin flash / dual point flash
Anterior aesthetic cases for publicity/ fame
Studio lights / soft box with speed light
Table Top (Prosthesis photography )
Studio light / soft box with speed light
(PLEASE NOTE the is something called as Ring LIGHT
which has LED lights inside it and is inexpensive . It is
not a true flash and it is best to avoid them.)
basic necessities must be met:
1. The must be RIGID not flexible
2. Buy contra angle not straight.
Next most important thing is a Macro lens
Lastly there should be no doubt in a clinicians mind
that Mobile dental photography even has a chance
for the following reasons :
1. Mobile phone lenses are wide angle lenses and
they give heavily distorted images.
2. The most important setting called aperture (Also
called f number) cannot be controlled in a phone
and is fixed at all times .
3. The Flash in the phone is actually LED light and not
flash and will give poor results.
One can invest on any macro lens having a focal
length of 85mm or above.
A normal lens of the same focal length worn work for
the following reasons:
1. It does not have magnification rations on it
2. Its minimum focusing distance is very large
3. It is not good for achieving standardized images
Financially one must invest at least 35 % of budget on
the lens
Word of caution DO NOT buy third party lenses or externally focusing lenses.
Coming to the least important equipment that is a
DSLR
In the forth coming articles we will stress more on dental photography.
For anyone interested in dental photography we
have many blog posts on www.dentalphotography.in
and interesting videos on Youtube channel called
Dental Photography School
One can invest on any basic DSLR unless and until 2
very important needs are met:
1. It must have WiFi
2. It must accept third party flashes.
The most important investment is good mirrors, contractors and retractors.
While buying mirror and contractors the following
July-August-September 2019
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