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Chapter 10 Specifications
10.2 Other specifications
Scope unit
Optical system Field of view Can be changed according to the optical
adapter. Optical adapter for stereo
measurement can also be attached.
Direction of view Variable for direct viewing or side viewing
depending on the optical adapter.
Depth of field Refer to specifications for depth of field for
optical adapter.
Illumination 2-stage LED illumination system
Distal end Outer diameter IV84 series: φ 4.0 mm
IV86 series: φ 6.0 mm
IV8635X1 : φ 6.2 mm
Distal end rigid
section length
See the distal end rigid section length
specification of the optical adapter in use.
Angulation IV8420, IV8435: 130°
IV8620 : 150°, IV8635: 130°,
IV8650 : 110°, IV8675: 90°,
IV8635X1 : 120°
* UP, DOWN, RIGHT and LEFT each direction.
The insertion tube is straight.
Flexible section Flexibility
IV84 series: Fixed hard tube from the distal end of
the insertion tube to the control unit.
IV86, IV8635X1 series:
TF tube with flexibility gradually
increasing toward the distal end.
Outer diameter IV84 series: φ 4.0 mm
IV86 series: φ 6.0 mm
IV8635X1 : φ 6.2 mm
Index lines IV84 series, IV86 series:
An orange line is drawn at the position of 500
mm from the distal end of the insertion tube.
White lines are drawn at every 1000 mm from
the distal end of the insertion tube. The number
of white lines is increased at every 1000 mm (1
line at 1000 mm, 2 lines at 2000 mm).
IV8635X1:
Six white lines and five orange lines are
displayed at 20 mm intervals from a position 300
mm from the tip of the insertion tube, and ten
white lines are displayed at 20 mm intervals
from a position 2350 mm from the tip of the
insertion tube.
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