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INTRODUCTION
Thank you for purchasing the TOPCON CV 1Dial Controller KB-50.
This instrument has the following features:
• You can perform the subjective measurement by easy operation.
• The large 10.4-inch touch panel liquid crystal display unit is used to carry out tests
easily.
• The difficult cross cylinder test can be automatically performed.
This instruction manual outlines the KB-50 Software, including the basic operation and
trouble shooting.
To ensure the best use of the instrument (safely and efficiently), carefully read "DIS-
PLAY FOR SAFE USE" and "SAFETY CAUTIONS" and then use the software correctly.
You will be satisfied when you understand this software well and are skilled in its opera-
tion.
Keep the instruction manual at hand for future reference.
PRECAUTIONS
• As this is a precision instrument, place and store it where temperature and humidity
are normally controlled.
• Install the instrument on a level, stable floor and never expose it to the direct sunlight.
• Be sure to keep clean the place where the instrument is installed, and when not in
use, remove the power plug.
• Before using, connect all the instrument cords correctly.
• When disconnecting the cords, do not apply excessive force (e.g., pull out the cords
by hand).
• Wipe the resin parts (instrument cover, switches, etc.) with a silicone cloth, etc. with-
out using chemicals.
• Specifications and appearance are subject to change without advance notice for the
product improvement.