Describe the correct steps for focusing a specimen, preparation of specimen --> put on slide --> add water --> put on cover slip --> put it on stage --> use lowest objective and work it up to highest, You cannot find the specimen after changing to a higher magnification. What was your mistake?, The specimen was probably not centred before changing objectives., Where do you need to carry the microscope?, at the handle only, Where can you find the course adjustment knob?, It is the bigger ones of the adjustment wheels.

The Microscope Revision

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