
INDEX
Notes on handling the Safety ............................................................................................................ 4
Components of the microscope......................................................................................................... 6
Preparing the MT-420/MT-430 for use............................................................................................ 7
Assembling Steps ............................................................................................................................................8
Operation............................................................................................................................................. 9
Place the specimen slide................................................................................................................................9
Focusing and slide protection...................................................................................................................... 10
Adjusting the focusing tension .................................................................................................................... 10
1. The interpupillary distance ...................................................................................................................... 11
2. The correct eye point ............................................................................................................................... 11
3. Adjusting the diopter................................................................................................................................ 12
Abbe condenser............................................................................................................................................ 12
The eld (Köhler) diaphragm ....................................................................................................................... 12
Adjusting the Aperture Diaphragm.............................................................................................................. 12
Use of the S100x oil-immersion objective .................................................................................................. 13
Illumination MT-420 and MT-430 Series................................................................................................... 13
Phase contrast.................................................................................................................................. 14
Using the Zernike phase contrast set ......................................................................................................... 14
Aligning the phase rings............................................................................................................................... 15
Using the Phase Contrast Slider condenser (optional).............................................................................. 16
Maintenance and cleaning .............................................................................................................. 17
Cleaning the optics........................................................................................................................................17
Caution...........................................................................................................................................................17
Maintenance of the stand.............................................................................................................................17
Replacing the fuse........................................................................................................................................ 18
Replacing/ placing the rechargeable batteries (optional)......................................................................... 18
Using the Kensington Security Slot ............................................................................................................. 19
Digital cameras................................................................................................................................. 20