Kowa KOWA VX-20 Webcam User Manual


 
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5 Setting
Items to set
Camera sensitivity : photography sensitivity of the camera. X1: Standard, X2: two fold, X4: four fold
As the setting is changed from X1 to X4, photography with low ash intensity be-
comes possible, but the image quality is compromised.
Aperture size : the size of the camera aperture.
Standard : When the customize buttons is pressed, the aperture remains the standard size.
Large : When the customize buttons is pressed, the aperture is switched to a size larger
than the standard aperture. When the photography mode is in non-mydriatic, myd-
riatic color, or Red Free, however, the aperture size remains in the standard size.
Flash intensity : Reference ash intensity.
X1 : Remains in the standard setting.
X1/2 : 1/2 of the standard setting.
X1/4 : 1/4 of the standard setting.
Examples of customize buttons (target use of the factory default settings)
Settings of each button and its effects and target use are shown below.
Button
Camera
sensitivity
Aperture
Flash
intensity
Effect and target use
Custom 1 ×2 Standard ×1
Relatively bright-color images are achieved without
increasing glaring for patients. The image quality is
not overly compromised.
Custom 2 ×4
Large aper-
ture
×1
Very bright-color images are achieved without
increasing the glaring for patients, but the image
quality is compromised and a are increases. This
setting is effective when the ash intensity is insuf-
cient during uorescence photography.
Custom 3 ×4 Standard ×1/4
Images as bright as the standard mode are
achieved while reducing glaring for patients. The im-
age quality is compromised. This setting is effective
when you want to separately photograph images in
the low ash intensity.
5.4.3 FA lter
With the standard setting, when FA photography
mode is selected, the exciter lter is inserted in the
light path; when the lter button is pressed, the barrier
lter is inserted. The setting is “After” as the factory
default.
If you want to insert the barrier lter rst and then ex-
citer lter as the FA button is pressed, select “Before”
to change the setting.
Main Capture
Custom FA Filter FAF ObserveBlue/BrownInt Fix
Viewer Extension Maintenance
CANCEL
APPLY
OK
Select the timing to insert the Barrier Filter (First or Next).
Next
First