STEINDORFF NYMCS-237, Instruction Manual

Page 1: ... NYMCS 237 series To ensure the safety obtain optimum performance and to familiarize you fully with the use of this microscope it is recommended strongly that you study this manual thoroughly before using the microscope and retain this manual in an easily accessible place near the work desk for future reference ...

Page 2: ...eck the input voltage be sure the input voltage which signed in the back of the microscope is consistent with the power supply voltage or it will bring a serious damage to the instrument 9 Warning against high temperature 10 Warning against electric shock 11 Warning before use carefully read the manual improper use could result in personal injury to the user and or damage to the equipment II Maint...

Page 3: ...rgent 6 When using if the microscope is splashed by liquid cut off the power at once and wipe up the moisture 7 Do not disassemble any parts of the microscope which will affect the function or decline the performance of the microscope 8 Place the instrument in a cool dry position When not using the microscope keep it covered with a dust cover Make sure the lamp socket is cool before covering the m...

Page 4: ...s 16x 15 58 Φ11 1 4 Total Magnification Eyepieces 10x 16x 10x 16x 10x 16x 10x 16x Objectives 4x 10x 40x 100x Total Magnification 40x 64x 100x 160x 400x 640x 1000x 1600x 1 5 Conjugate Distance 195mm 1 6 Compensation free binocular head inclined at 30 1 7 Double layers mechanical stage 140mm x 140mm Moving Range 75mm x 50mm 1 8 Coaxial coarse fine focusing system Adjustment Range 20mm Fine Division ...

Page 5: ...l Biological Microscope Viewing head Compensation free binocular viewing head inclined at 30 interpupillary distance 48 75mm Camera system External digital camera system with C mount 1 3M pixel CMOS image sensor 2 MICROSCOPE FRAME ...

Page 6: ...onents The number in the figure shows the assembly steps Before installing be sure every components is clean do not scratch any parts or glass surface Keep well with hexagon wrench provided When replacing the components you will need it again 3 ASSEMBLY Plan eyepieces Objectives Power cord Main body ...

Page 7: ...used to prevent the stage slipping 3 2 2 Installing binocular viewing head Fig 2 Fig 3 Insert the compensation free binocular head into the microscope body turn into the right position then screw down the bolt to fix it Note Operation Conditions 1 Temperature 0 C 40 C Maximum Relative Humidity 85 2 High Temperature High Temperature and humidity will result in a mildewing dew and even ruinous instr...

Page 8: ...e lowest magnification objective into the nosepiece from the left or right side then revolve the nosepiece clockwise and mount the other objectives in sequence of low to high magnification Clean the objectives regularly for lens is susceptible to dust When operating use the 10x objective to search and focus on the specimen then replace with higher magnification if necessary Turn the objective unti...

Page 9: ...ure the connection is well 3 Plug the power cord into the power supply receptacle safely Make sure the connection is well Make sure to check the input voltage see whether or not it is the same as the nameplate indicates Using the wrong input voltage would result in a short circuit or fire and destroy the instrument Use the supplied power cord at all times If lost or damaged please select the same ...

Page 10: ...ive extrusion Do not touch the halogen bulb with bare hands It will shorten the service life or cause it to burst If you leave fingerprints on the surface carelessly clean it with a piece of dry soft cloth When replacing LED 1 Generally the LED has a long service life and is not easily damaged If damaged purchase a new one from your supplier Fig 14 2 Remove the base plate from the bottom of the mi...

Page 11: ... Adjustment Knob Transversal Adjustment Knob Brightness Adjustment Knob Right Coarse Focus Knob Right Fine Focus Knob Specimen holder Tension Adjustment Collar Aperture diaphragm adjust lever Condenser Focusing Knob Locking Set Left Coarse Focus Knob Left Fine Focus Knob Interpupillary Distance Indicator ...

Page 12: ...light is not suitable So generally you should not adjust the brightness to the highest intensity or it will let the lamp working in a fully loaded state and bring a shorten work life 4 2 2 Placing the specimen Fig 19 Fig 20 1 Place the specimen on the center of the stage keeping the cover slip upward and then nip it with the specimen holder 2 Turn the longitudinal and transversal adjustment knobs ...

Page 13: ...o can take the following steps to avoid this problem o Turn the nosepiece gently to move the oil immersion objective several times o Add more immersion oil o Wipe away the oil and add some other oil for replacement 4 2 4 Focus Fig 22 Place the specimen on the center of the stage make sure the cover slip is upward then uses the 10x objective and the 10x ocular to perform the observation To avoid th...

Page 14: ... highest position of the condenser has also been adjusted User adjustment is not needed 4 2 6 Aperture Iris Diaphragm Adjustment Fig 25 Turn the aperture iris diaphragm lever to adjust the aperture iris diaphragm If the size of the aperture diaphragm minified the brightness and resolution declined while the contrast and depth of field increased In other words if the size is enlarged the brightness...

Page 15: ...istance range 55mm 75mm When observing with two eyes hold onto the left and right prism holders turn then around the axis to adjust the interpupillary distance until the lift and right fields of view coincide completely as shown in Fig 27 4 2 8 Adjusting the diopter Fig 28 1 Look into the left ocular with your left eye then revolving the coarse knob to focus on the specimen 2 Then use the right ey...

Page 16: ...lamp Spare fuse with rating 250mA 500mA for 110V Eyepieces EW10x WF eyepieces WF16x WF eyepieces Objectives CF high contrast objectives 4x 10x 40x 100x Plan achromatic objectives 4x 10x 20x 40x 60x 100x Filters Baby blue Green Polarization Set Simple Polarization Set Phase Contrast Kit Simple Phase Contrast Kit Sliding Phase Contrast Kit Turret Phase Contrast Kit Dark Field Condenser Dry dark fiel...

Page 17: ...ver slip Thickness 0 17mm The specimen is reversed Reverse back The dry objective is stained with oil Especially 40X Wipe up Stains on the lens Condenser Objective Eyepiece Wipe up The oil objective is not in oil Use oil There is air bubble in oil Remove oil Not use the appointed oil Use the appointed oil The opening of Aperture diaphragm is too large Properly make it smaller Stains on the inciden...

Page 18: ...ce Thickness 0 17 mm The specimen move not flowing The slice holder not nip the slice firmly Make it firmly Two eyes image not in superposition The interpupillar distance is not correct Adjust the interpupillar distance correctly The eyes are uncomfortable The diopter is not right Adjust the diopter according your sight The bright degree is not properly Adjust the voltage of bulb III Electric Part...