KERN Optics OKN 175 Скачать руководство пользователя

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OKN-1_OKO-1-BA-e-1510

KERN & Sohn GmbH

Ziegelei 1
D-72336 Balingen
E-mail: [email protected]

Tel: +49-[0]7433- 9933-0
Fax: +49-[0]7433-9933-149
Internet: www.kern-sohn.com

User instructions
Metallurgical microscope

KERN OKN-1, OKO-1

OKN 175, OKN 177
OKO 176, OKO 178

Version 1.0
01/2015

Содержание OKN 175

Страница 1: ...Ziegelei 1 D 72336 Balingen E mail info kern sohn com Tel 49 0 7433 9933 0 Fax 49 0 7433 9933 149 Internet www kern sohn com User instructions Metallurgical microscope KERN OKN 1 OKO 1 OKN 175 OKN 177...

Страница 2: ......

Страница 3: ...interpupillary distance 16 5 4 Dioptre adjustment 16 5 5 Adjusting the magnification 17 5 6 Using eye cups 18 5 7 Using oil immersion objectives 19 5 8 Adjusting the Koehler illumination for transmit...

Страница 4: ...s an additional risk of triggering an electric shock 1 2 Notes on the electrical system Before connecting to a mains power supply you must make sure that you are using the correct input voltage The in...

Страница 5: ...which are too high or too low vibrations dust or a high level of humidity The ideal temperature range is between 0 and 40 C and a relative humidity of 85 should not be exceeded The device should alway...

Страница 6: ...as these are highly flammable substances You must therefore keep it away from naked flames and electrical devices which can be switched on and off and only use it in well ventilated rooms However org...

Страница 7: ...OKN 1_OKO 1 BA e 1510 6 2 Nomenclature...

Страница 8: ...7 OKN 1_OKO 1 BA e 1510 Rear view...

Страница 9: ...OKN 1_OKO 1 BA e 1510 8 Reflected light unit...

Страница 10: ...OKO 176 490x200x460 mm Product dimension OKN 177 OKO 178 550x200x460 mm Packing dimensions OKN 175 OKO 176 750x360x450 mm Packing dimensions OKN 177 OKO 178 990x360x450 mm Net weight OKN 175 OKO 176 1...

Страница 11: ...OKN 1_OKO 1 BA e 1510 10...

Страница 12: ...11 OKN 1_OKO 1 BA e 1510 4 Assembly...

Страница 13: ...unit The plug of the connection cable attached to the rear of the light unit has to be installed to the socket on the rear of the power supply unit Please do also use the screw lock on the plug 4 2 M...

Страница 14: ...an be removed at any time In order to use suitable filters without this holder ring these can simply be placed in the ring bracket of the field lens 4 6 Condenser OKO 1 We recommend that you use the c...

Страница 15: ...now switch on the lighting using the main switch The next step is to place an object holder with the sample on the angle table To do this the cover glass if used must be facing upwards For the models...

Страница 16: ...As soon as an image is recognisable no matter how sharp then you should only adjust the focus using the fine adjustment knob Adjusting the torque of the coarse and fine adjustment knob Next to the lef...

Страница 17: ...pillary distance is set correctly 5 4 Dioptre adjustment The eye strengths of each eye of the microscope user can often be slightly different which in daily life has no consequences But when using a m...

Страница 18: ...al objectives you should use the silver ring above the objectives see illustration When rotating the nosepiece you must always make sure that the objective which is about to be positioned in the beam...

Страница 19: ...glasses symbol on the side They are also marked in the item description by an additional H example HSWF 10x 23 mm When fitting the eye cups make sure that the dioptre setting is not moved We would the...

Страница 20: ...slide 2 Lower the specimen stage and position the 100x objective in the beam path 3 Bring the specimen stage or object slide to the objective very slowly until there is slight contact 4 Observe the ob...

Страница 21: ...hragm Field diaphragm When adjusting the Koehler lighting for the first time you must first select the lowest possible objective magnification so that you can carry out the following steps 1 Use the c...

Страница 22: ...the condenser up so high that it collides with the object holder Therefore care is needed when doing this 4 Use the centring screws of the condenser holder to bring the image from the field diaphragm...

Страница 23: ...y 2 3 of the pupil diameter If the eyepiece should be removed for checking then please make sure that no dirt or dust falls into the tube 7 It is possible to alter the brightness of the bulb using the...

Страница 24: ...2 as well If necessary one of the two apertures has to be snapped into the beam path Polarising unit Analyser Polariser In order to bring the analyser into the beam path you must attach the analyser...

Страница 25: ...bjective with the lowest magnification for the beam path 4 Remove all the filter slides from the beam path 5 If there is one remove the object slide from the stage 6 Remove one of the eyepieces from t...

Страница 26: ...d The bulb holder is on the underside of the device It can be opened by undoing the screws on the holder see illustration We recommend that here you should also test again to check that heat is no lon...

Страница 27: ...t OKO 1 The fuse housing is on the rear of the microscope below the mains power supply socket With the device switched off and unplugged you can pull out the housing When doing this it is helpful to u...

Страница 28: ...elow the nosepiece see illustration on page 10 where you can simply insert the analyser see left illustration The polariser on the other hand is only placed on the ring holder of the field lens see ri...

Страница 29: ...ide of the microscope head must be pulled out The light from the microscope lighting is deflected so that it is completely in the beam path for the camera which causes a dark field of view in the eyep...

Страница 30: ...contrast unit This consists of a simple PH condenser a PH objective with a specific magnification 10x 20x 40x or 100x a PH slider which is adapted to the lens being used a centring telescope and two...

Страница 31: ...nces of the user using a green filter can produce a more effective and pleasant image To achieve this the green filter must be screwed onto the underside of the PH condenser 2 Comprehensive phase cont...

Страница 32: ...and a black objective ring The black one is central and the white one possible is pushed to one side see left illustration g Now press the turnscrews fitted on the side of the condenser towards the ce...

Страница 33: ...ctly centred The condenser is too low The field of view is dark or is not correctly illuminated The objective is not positioned correctly on the beam path The selector switch for the beam path is betw...

Страница 34: ...es Dirt dust on the front lens of the condenser Dirt dust on the object One side of the image is blurred The stage was not correctly fitted The objective is not positioned correctly on the beam path T...

Страница 35: ...dly materials which you can dispose of at your local recycling centre Disposal of the storage box and device must be carried out by the operator in accordance with all national or regional laws in for...

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