1. Before use 1-1. Operation (1) As the microscope is a precision instrument, always use it with care. Avoid dropping or shaking during operation. Make sure the microscope is placed on a flat surface. (2) Do not put the microscope in direct contact with the sun. Do not expose the microscope to high temperature, damp, or dusty environment.
3. Assembly 3-1 Install the Objectives These have been factory installed. 3-2 Insert the Eyepieces (1) Remove the eyepiece tube covers. (2) Insert the eyepiece into the tube completely. 4. Operation 4-1 Turn on (1) Insert the plug into an outlet and turn on. (2) Adjust the light adjustment knob until you get the suitable brightness.
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4.Operation 4-3 Adjust focus Course Focus (1) Move the objective 4X into the light path. knob (2) Rotate the coarse-focusing-knob until the image appears in focus. (3) Turn the fine-focusing-knob to make the specimen Fine-focusing -knob clearer. (See fig.3) 图 3 When using the 4X and 10X objective, open the aperture diaphragm and field diaphragm to the widest position.
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4. Operation 4-6 Center the condenser ① (1) Rotate the condenser up-down knob to raise it to the highest position. (See fig.6) (2) Rotate the 4X objective into the light path. ③ ② (3) Rotate the Aperture Diaphragm in a counterclockwise ②...
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4. Operation 4-8 Use the oil objective (1) Use the objective 40X to focus the specimen. (2) Put a drop of oil on the specimen. (See fig.10) (3) Rotate the nosepiece to place the 100X objective (oil) into the light path. Then use the fine focusing knob to focus. ★Make sure there is no air bubble in the oil.
8. Trouble shooting Symptom Cause Remedy Optics Enlarge the field diaphragm. Field diaphragm is not large enough. (1)The lamp is bright, but the light in the Adjust the condenser. Condenser is too low. field of view is not bright enough. Center the condenser.
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8. Trouble shooting Symptom Cause Remedy Mechanics The cover glass faces down. Put the cover glass to face up. (1)Can not get the objective focused. Use a standard cover glass with The cover glass is not standard. thickness 0.17mm. (2) The objective The cover glass faces down.
(Ask for MA87 or MA88). Dual View - MRJ microscopes may be adapted to function as a Dual View microscope with front and back viewing. MRJ-01 MRJ-03D MRJ-03T Warranty The manufacturer warrants this instrument to be free from defects in material and workmanship under normal use for five years from the date of purchase (one year for electrical components).
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