Canon CR-2 AF Digital Non-Mydriatic Retinal Camera Manual
5 Photography Auxiliary Functions
33
Small Pupil Photography
If the patient’s pupil does not dilate enough, use the small pupil photography function. When the
function is used, pupil diameters 3.3 mm or larger can be photographed.
function is used, pupil diameters 3.3 mm or larger can be photographed.
1
Press the small pupil photography button.
The lamp on the small pupil photography button lights, and the small pupil photography indicator and
the small pupil photography range mark appear on the observation monitor.
the small pupil photography range mark appear on the observation monitor.
ON
ON
Small pupil photography indicator
Small pupil photography range mark
2
Perform “Alignment and Photography” in the same manner as for basic operations.
Small pupil photography can be performed in the same manner as for “Alignment and Photography”
(see page 25).
Press the small pupil photography button again to finish the small pupil photography.
(see page 25).
Press the small pupil photography button again to finish the small pupil photography.
• When Auto fundus observation function does not work, tilt the operation lever forward or
backward to unify the top and bottom of the image of the pupil. Then press the alignment
button. The retina appears on the observation monitor.
button. The retina appears on the observation monitor.
• When the split lines do not appear clearly, AF function will not work. Turn the focus ring and take
images using manual focus photography (see page 31).
• Do not use the small pupil photography function if the patient’s pupil is large enough. The image
will be overexposed.
• The image may contain flare around the edges of the image outside the photography range.
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