MobileODT EVA System - Illumination; Focus

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EVASystemUserManual
No.10LB038
Rev.04
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Page28of86
7.3. Illumination
Thecervixshouldbefullyilluminatedandwithoutglare.
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TheLEDlightispoweredbyarechargeablebatterycontainedwithintheopticalunit.Thebatteryhas
chargecapacitysufficientforapproximately10hoursofcontinualuse.
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7.3.1. Thecolposcopereducesglarewithapolarizer,howeverglarefromthespeculumreflectionisstill
possible.Ifthisisthecase,repositionthecolposcopeand/orthespeculumuntilthereislessglare. 
7.3.2. Whenholdingthecolposcope,makesurenottoblocktheLEDlightwithyourfinger.
  
(figure17)    (figure18)
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7.4. Focus
Therearetwowaystoadjustthecolposcopefocus.
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7.4.1. Thefirstistoadjustthedistancebetweenthecolposcopeandthepatient.Onceyouhaveachieved
adequatefocus,asyouzoominandoutdigitallyyoucanusethefinefocuswheelatthetipofthelens
toreadjustyourfocus.
7.4.2. Therecommendeddefaultsettingforthefinefocuswheelistobefullyextended.Ifworkingata
distancewhichnormallyyieldstheclearestimagesdoesn’twork,youcantryadjustingthefinefocus
wheelsothatthelensmovesinandoutuntilthecorrectfocusisfound.
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