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HYPERION - User Manual Bruker Optik GmbH
Table of Contents
3.6 Condenser............................................................................................................. 36
3.7 Apertures............................................................................................................... 37
3.7.1 Overview................................................................................................................. 37
3.7.2 Installation locations of the apertures ..................................................................... 39
3.7.3 Manual knife-edge aperture.................................................................................... 40
3.7.4 Iris aperture for setting the Koehler illumination ..................................................... 41
3.8 Light path selector lever ...................................................................................... 42
3.9 Revolving nosepiece and objectives.................................................................. 43
3.10 Binocular ............................................................................................................... 45
3.11 LCD monitor.......................................................................................................... 46
3.12 Detectors ............................................................................................................... 47
3.12.1 Installation locations ............................................................................................... 47
3.12.2 Types of detector .................................................................................................... 48
3.13 Beam path ............................................................................................................. 49
3.14 Possible instrumental setups.............................................................................. 53
4 Operation......................................................................................................55
4.1 General information ............................................................................................. 55
4.2 Switching on / off the analysis system............................................................... 56
4.3 Preparing the microscope for a spectroscopic measurement......................... 58
4.4 Cooling the detector............................................................................................. 59
4.4.1 General information................................................................................................ 59
4.4.2 Safety notes............................................................................................................ 59
4.4.3 Funneling liquid nitrogen in the detector................................................................. 60
4.5 Resetting the motorized stage ............................................................................ 62
4.6 Checking and correcting the condenser setting ............................................... 63
4.7 Checking the IR signal intensity ......................................................................... 66
4.7.1 Procedure in transmission mode ............................................................................ 66
4.7.2 Procedure in reflection mode.................................................................................. 68
4.7.3 Procedure with ATR objective ................................................................................ 72
4.8 Checking the detector saturation ....................................................................... 75
4.9 Viewing the sample and selecting the measurement area ............................... 77
4.10 Viewing and measuring a sample in transmission ........................................... 78
4.11 Viewing and measuring a sample in reflection.................................................. 82
4.12 ATR objective - Important operating notes ........................................................ 86
4.12.1 General handling instructions ................................................................................. 86
4.12.2 Cleaning the ATR crystal ........................................................................................ 86
4.12.3 Attaching the ATR objective at the revolving nosepiece......................................... 87
4.12.4 Setting the viewing mode / measuring mode at the ATR objective ........................ 88
4.12.5 Setting contact pressure levels............................................................................... 89
4.12.6 Focussing ............................................................................................................... 89
4.13 Measuring a sample with the ATR objective (single point measurement)...... 91
4.14 Measuring a sample with the ATR objective (mapping measurement) ........... 95
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