3-15
3.3.5 Contact lens measurement mode
This mode is of the function by which the base curve of the
hard contact lens is measured.
Care shall be taken not to cause air bubbles in the
measuring area.
Care shall be taken not to cause water or dust to
adhere to the measurement surface.
Auto Shot and Auto Alignment do not function in
this mode.
<Measuring procedures>
1) Put water in the concaved part of the contact lens holder.
2) Turn the contact lens with the concaved side up side
and place it in the center part of the holder as shown in
Fig. 1.
3) Attach model eye to the chin rest.
4) Place the contact lens holder into the model eye as
shown in Fig. 2 and adjust contact lens is parallel to
the measurement window.
5) Select the "CL" measurement mode. (See "3.2.2 Se-
lecting of the measurement mode and setting of the
measuring conditions".)
6) Press the Measurement switch in the position where
the measurement bright spot is focused and next take
measurement. The base curve value of the contact lens
is displayed in the kerato value displaying position $.
(Fig. 1)
(Fig. 2)
Ԙ
(Fig. 3)
3.3 MEASUREMENT
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