KERN OZL 441 User Instructions Download Page 18 | Manualshive

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OZL-44-BA-e-1510

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Optical data

OZL 441

OZL 445

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Summary of Contents for OZL 441

Page 1: ...Sohn GmbH 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 Stereo zoom microscope KERN OZL 44 OZL 441 OZL 445 Version 1 0 01 2015 ...

Page 2: ......

Page 3: ...ration and functionality 10 5 1 Getting started 10 5 2 Adjusting the interpupillary distance 10 5 3 Adjusting the magnification 10 5 4 Dioptre adjustment and focussing 11 5 5 Adjusting the stand 12 5 6 Using eye cups High Eye Point eyepieces 13 5 7 Lighting control 14 5 8 Using external illumination units 14 5 9 Fitting and adjusting a camera 15 5 10 Changing the bulb 16 6 Optical data 17 7 Featur...

Page 4: ...rts in the base of the device must not be tampered with as in this area there is 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 information to select the correct power supply is located on the device on the rear of the stand base You must comply with ...

Page 5: ...holder must not be rotated back too far If you do this there is a risk that the microscope could tip over When the microscope is not being used you should fit the objective cap and cover the microscope with the enclosed dust protective cover If the eyepieces are being stored separately the protective caps must be fitted to the tube connectors In most cases if dust and dirt gets inside the optical ...

Page 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 organic solutions of this type should not be used to clean other components of the device This could lead to damage to the paint finish To do this it is sufficient to use a neutral cleaning product You co...

Page 7: ...OZL 44 BA e 1510 6 2 Nomenclature ...

Page 8: ...WxDxH 370x300x475 mm Product dimensions WxDxH 330x235x380 mm OZL 445 Magnification ratio 4 8 1 Packing dimensions WxDxH 345x325x475 mm Product dimensions WxDxH 300x235x360 mm Standard configuration Model KERN Tube Eyepiece Field of view mm Objective Zoom Stand Illumination OZL 441 Trinocular WF 10x Ø 22 mm Ø 23 5 5 1x 4x Pillar 1W LED reflected light 0 35W LED transmitted light OZL 445 Binocular H...

Page 9: ...d base see figure on page 9 Both eyepieces are already fitted in the tube You just need to remove the protective film which covers them When doing this please be particularly careful that you do not touch the optical lenses with your fingers and that no dust enters the apertures In general you should avoid using two eyepieces with different magnifications When changing the eyepieces you must also ...

Page 10: ...9 OZL 44 BA e 1510 Assembled stereo zoom microscope ...

Page 11: ...llowing sections 5 2 Adjusting the interpupillary distance Different users have different interpupillary distances So each time a different person uses the microscope the gap between the two eyepieces must be re adjusted While you are looking through the eyepieces use one hand to hold the righthand or lefthand prism housing firmly By rotating outwards or inwards you can either increase or reduce t...

Page 12: ...ough the right eyepiece with the right eye and bring the object into focus by using the focus control dials 5 Now set the largest possible zoom factor 6 Once again still only looking through the right eyepiece bring the object into focus 7 Then set the smallest possible zoom factor again 8 If the object then does not appear to be in focus adjust the focus on the dioptre adjustment ring of the righ...

Page 13: ... from slipping down unintentionally In this way you can avoid possible damage which could occur if the objective lens and the object being observed should collide Height adjustment Fixing the microscope holder With a stereo microscope on a pillar stand the microscope head can be height adjusted using the focus wheels and in addition the microscope holder can be fixed at any point on the pillar dep...

Page 14: ...ied by the glasses symbol on the side They are also marked in the item description by an additional H example HSWF 10x Ø 23 mm When fitting the eye cups make sure that the dioptre setting is not moved We would therefore advise that you hold the dioptre adjustment ring on an eyepiece with one hand while you fit the eye cup with the other Before using the microscope users who wear glasses must remov...

Page 15: ...hting is not suitable for the application then it often makes sense to fit an external lighting unit to overcome this problem The lighting units which are suitable for devices of the OZL 44 series are goose neck lighting units see figure These are available as LED as well as halogen versions and also have an on off switch or different controller Typical goose neck lighting unit Using goose neck li...

Page 16: ...3D effect is lost To fit a microscope camera properly you must use an adapter with a C mount thread There is already an adapter fixed tot he camerad adapter connection white varnishing which is not suitable for C Mount cameras You firstly have to remove this adapter in order to attache an appropriate one In total there are three focusable adapters to choose from see figure below The difference bet...

Page 17: ...h LED bulbs Due to the long service life of an LED lighting system for these microscopes it will not be necessary to simply change a bulb Problems with the lighting unit would therefore in most cases be caused by defects in the electrical system If this is the case then our Technical Service will be able to help ...

Page 18: ...17 OZL 44 BA e 1510 6 Optical data OZL 441 OZL 445 ...

Page 19: ...0 5x OZB A4201 0 75x OZB A4202 1 5x OZB A4204 2 0x OZB A4205 C Mount 1x OZB A4809 0 3x OZB A4810 0 5x OZB A4811 Stand Pillar with LED illumination 0 35W transmitted 1W reflected light Stand inlay Frosted glass Ø95 mm OZB A4805 black white Ø95 mm OZB A4806 External illumination For information on external lighting units please see the Kern Optics main catalogue from page 68 and visit our website ww...

Page 20: ...t sufficient The wrong bulb has been used The input voltage is too low Optical unit Problem Possible causes You can see two images The gap between the eyes is not set correctly The magnifications of the eyepieces do not match There is dirt in the visual field There is dirt on the object being observed There is dirt on the eyepiece surface The image is unclear There is dirt on the objective surface...

Page 21: ...y 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 force in the location of use 11 Further information The illustrations may differ slightly from the product The descriptions and illustrations in this user manual are subject to change without notice Furthe...

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