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Accept our congratulations on your purchase of KOWA VX-20.
KOWA VX-20 is a retinal camera which is capable of mydriatic and non-mydriatic photography.
This manual provides a description of the operation procedures of KOWA VX-20 and important precautions
to be observed during its use.
Please read this manual carefully to assure that the instrument can demonstrate its full capabilities and work safely.
After you have nished reading, keep this manual in an easily accessible location near the instrument for fu-
ture reference.
Operational considerations for safety
This manual describes important precautions to be observed when you use this system to assure that the
system is used safely without causing any damage to the human body or property of the purchaser and
other persons.
The designations and pictorial symbols used in this manual have the following meanings.
These should be fully comprehended before reading the text of this manual.
Meanings of designations
Warning
If the instrument should be operated wrongly, there may incur a risk
of causing death or serious injury.
Caution
If the instrument should be operated wrongly, there may result in a
bodily injury
*1
or damage to property
*2
.
*1 A bodily injury means an injury, burn, electrical shock and so forth that will not necessitate
hospitalization or long-term outpatient treatment.
*2 Damage to property means an extensive damage to a house and/or household goods as well as a
domestic animal and pet.
Meanings of symbols
Graphical indication of any danger (including warning and caution).
What is warned is explicitly and pictorially indicated by a picture or
its associated message on or near a pictorial symbol.
Graphical indication of prohibited operation (prohibitive item).
What is prohibited is explicitly and pictorially indicated by a picture or
its associated message on or near a pictorial symbol.
Graphical indication of any mandatory action (obligatory item).
What must always be done is explicitly and pictorially indicated by a
picture or its associated message on or near a pictorial symbol.
Disclaimer
Kowa is not responsible for:
• Any damage caused by re, earthquake, third party’s action, any other accident or user’s intentional or
unintentional error, abuse or use under abnormal conditions.
• Any damage resulting from use of the product or its malfunction (e.g. operating loss, shutdown, change/
loss of stored data and so forth).
• Any damage resulting from disobedience of what is described in this manual.
• Any damage resulting from, for instance, malfunctioning of instrument caused by a combination of con-
nected devices.
Introduction