START-UPZEISS Mounting standard components Axioscope 5/7/Vario68 430035-7344-001 03/20183.1.21.3 Adjusting the HBO 100illuminatorThe HBO 100 illuminator is available in twoversions (manual and automatic adjustment).The self-adjusting HBO 100 (423011-9901-000)adjusts automatically when the power supply unitis turned on.Follow the instructions below to adjust theHBO 100 illuminator manually (423010-0000-000).NOTEIf the FL attenuator is in the reflectedlight beam path, make sure that it is setto 100% transmission.• Turn on the HBO 100 illuminator (480HFig. 3-36/1)on the power supply unit for the HBO 100(481HFig. 3-55/1) and wait until it reaches itsoperational temperature.• Pull the adjustment tool (482HFig. 3-35/1) out of themicroscope stand. The lighter colored focalpoint of the lamp HBO 103 W/2 and its slightlydarker reflection become visible in the blackglass window of the adjustment tool.• Use the knurled button (483HFig. 3-36/4) forcollector adjustment to focus the brighter focalpoint.• Use the adjustment screws (484HFig. 3-36/2 and 3) to focus the darker focal point (reflection) as you wouldfor the focal point image (485HFig. 3-35/2) in the inscribed adjustment circle.NOTEThe two focal points of the HBO 103 W/2 lamp should be close to each other in theadjustment circle of the adjustment tool!• Replace the adjustment tool in its original position.Fig. 3-35 Adjustment toolFig. 3-36 Adjusting the HBO 100
