10
Components and Their Functions
■ Main Unit Components (Eyepieces・Binocular Unit)
● The illustrations below show components of the main unit.
No. ComponentName Function
1 ScaleofthePDsetting IndicatesthePD(interpupilarydistance)setting
2 PDadjustmentknob CanadjustthePDwithinarange55to75mm
3 Mountingring Tobeloosenedtoremoveorreplacetheeyepiece.
4 Diopteradjustmentring Toberotatedtoadjustthediopter.
5 Eyecaps
Canbefoldedwhererequired;e.g.whereexaminerwears
spectacles.
6 Scaleofthedioptersetting Cansetthediopterwithinarange-5to+5D
* The numbers in the table below correspond to the circled numbers in the previous section.
OM8-T20
2.PDadjustmentknob
4.Diopteradjustmentring
5.Eyecaps
㪇
㪌
㪄
㪈㪉
㪅
㪌
㬍㪮
㪌
㪂
6.Scaleofthedioptersetting
㪍
㪇
㪌
㪌
㪎㪇
㪎
㪌
㪍㪌
1.ScaleofthePDsetting
3.Mountingring