Chapter 4 Functions and Operations of the Devices
43
9
Tubes
This microscope system can be used with the following tubes.
9.1
P-B Binocular Tube
This tube is the standard type for this microscope system.
ttach two eyepieces of the same magnification (10x, 15x, 20x or
30x) to the binocular eyepiece sleeve in order to observe erected
images.
The depression angle of the binocular eyepiece tube is 20.
Eye-point height (when used with 10x eyepieces):
Approx. 121 mm from the mount joint
(interpupillary of 58 mm)
Field of view number: 22
P-B Binocular Tube
Note on adjusting the interpupillary distance
Do not apply excessive force to the binocular part during
interpupillary distance adjustment. Doing so may cause
unexpected failure or malfunction.
Combination with the P-IBSS2 Beam Splitter
When a P-B Binocular Tube is used in combination with
a P-IBSS2 Beam Splitter2, the periphery may become
dark in the low zoom magnification range.
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