Sagot :
Answer:
When focusing on a slide, ALWAYS start with either the 4X or 10X objective. Once you have the object in focus, then switch to the next higher power objective. Re-focus on the image and then switch to the next highest power.
Explanation:
your welcome<3
Answer:
When you first find an image in the microscope you should use the lowest power objective that is parfocal. That way you can center the specimen to where you want without needing to make a major adjustment in focus.
Explanation:
you should always begin focusing using the low (scanning objective) because it enables you to scan large areas of a specimen. You don't want to start with the high-power objective because you will only be able to scan small areas of a specimen.