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Summary of Contents for Fein Optic M48
- Page 1 M48 Metallurgical Microscope Semiconductor Inspection User’s Manual Fein info@feinoptic.com...
- Page 2 M48 Microscope Components 300 erect image High eyepoint inclined Trinocular eyepieces Head Lamp House Reflected Filter Slots Light Frame Brightfield/ Darkfield sextuple nosepiece with DIC slot Y-axis adjustment knob X-axis adjustment knob Power Switch Fine / Coarse Focus Adjustment Fein...
- Page 3 M48 Microscope Components Beam Splitter 100:0, 0:100 Aperture Field Diaphragm Diaphragm Adjusting Pole Adjusting Pole Analyzer Slot Brightfield/ Darkfield Selecting Pole Stage Clutch Control Pole Fein...
- Page 4 M48 Semiconductor Inspection Microscope Assembly Microscope Head Eyepieces Lamp Housing Objectives Power Cord Microscope Stage Microscope Body • Connect the microscope head to the microscope frame. • Connect the lamp housing to the microscope frame. • Insert the eyepieces into the eyetubes.
- Page 5 M48 Semiconductor Inspection Microscope Assembly Assemble and Replace the Halogen Bulb Use the Allen key to loosen the screws (1) and remove the lamp house cover. Before replacing or installing the bulb, make sure power is cut off to the microscope and the bulb and bulb base are cool to the touch.
- Page 6 M48 Semiconductor Inspection Microscope Assembly Assemble the Reflected Illuminator arm by removing the four plastic caps (1), revealing the four inner hexagon screws. Position the illuminator arm on the top of the microscope body, aligning the inner hexagon screws with the holes on the microscope body.
- Page 7 M48 Semiconductor Inspection Microscope Assembly Assemble the nosepiece by loosening the lock screw (1) on the illuminator. Match the dovetail interface (2) of the nosepiece with the dovetail groove of the illuminator, and push it to the innermost position. Tighten the lock screw (1).
- Page 8 M48 Semiconductor Inspection Microscope Assembly Make sure the main power switch is in the “O” off position. Match the plug of the light box power cord connector (1) with the socket of the microscope connector (2), and insert it into connector (2) throughly.
- Page 9 M48 Microscope Operation Instructions With the microscope powered on, turn the light adjustment knob (1) until the illumination is comfortable for observation. Turn the light adjustment knob clockwise to increase the light intensity and turn counter clockwise to decrease the light intensity.
- Page 10 M48 Microscope Operation Instructions Loosen If the handle is heavy when using the coarse focus or the specimen moves out of focus, it may be necessary to tighten the focus knob tension. This can be done by rotating the tension adjustment ring (1) according to the arrows.
- Page 11 M48 Microscope Operation Instructions Turn down the eyecups if the observer is wearing glasses to prevent the glasses touching the eyepieces and avoid damaging the glasses and eyepieces. Open the eyecups if the user doesn’t wear glasses to prevent stray light from disturbing the observation.
- Page 12 M48 Microscope Operation Instructions To adjust the field diaphragm, pull the field diaphragm adjustment pole (1) to the outermost position. The image of the field diaphragm can be observed in the view field through the eyepieces. Adjust the two field diaphragm centering screws (2) until the image of the field diaphragm is in the center of the field of view.
- Page 13 M48 Microscope Operation Instructions When using an external color filter or ND filter, first remove the dust cover (2). Insert the filter slider (3) into the filter holder (1). When filters are not in use, replace the dust cap to prevent dust build up in the filter slots.
- Page 14 M48 Microscope Operation Instructions Switch between brightfield and darkfield by moving the knob (1). When the knob is positioned to the left, brightfield observation is selected. When the knob is positioned to the right, darkfield observation is selected. When darkfield observation is selected, open the aperture diaphragm and field diaphragm to the maximum position.
- Page 15 M48 Microscope Troubleshooting: TROUBLE POSSIBLE CAUSE SOLUTION The bulb is bright but Field diaphragm is not large enough. Adjust the field diaphragm. it is dark in field of Polarizer or analyzer is in use. Remove them. view Turn the nosepiece to the The nosepiece is not in the correct position.
- Page 16 M48 Microscope Troubleshooting: TROUBLE POSSIBLE CAUSE SOLUTION The objective touches the cover glass while turning the Stage is too high. Lower it to an appropriate nosepiece from low position. magnification to high. Coarse focusing knob Loosen it to an appropriate Tensions adjustment ring is too tight.
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