Learning Task 4. Pead the following situations. Identify the part and the function of the microscope mentioned in each situation. Write your answers in your answer sheet
Situation No. 1. Joey is about to start working on his experiment about plant cell using a compound microscope. He noticed that one of the objective lens is missing and the course adjustment knob is not working. The eyepiece lens is also broken.
Situation No. 2 Lies and her group are observing a wet mount. They are having difficulty viewing the specimen. They wanted to tilt the microscope hoping to get the proper position of the microscope.
Situation No. 3. After completing a laboratory experiment using a microscope, Kathy immediately placed the microscope inside a laboratory cabinet containing other science instruments and some laboratory chemical.
Answers & Comments
1. The objective lens gathers light from the specimen, which is focused to produce the real image that is seen on the ocular lens.
COARSE ADJUSTMENT KNOB — A rapid control which allows for quick focusing by moving the objective lens or stage up and down. It is used for initial focusing
The eyepiece, or ocular lens, is the part of the microscope that magnifies the image produced by the microscope's objective
2. Individual legs on the positioning plates are adjustable to allow tilting of the microscope, and to provide a high degree of precision with respect to instrument height and viewing angle.
3. Microscope should be store in separate cabinet without any objects that might fall beside it. It may damage the microscope
pa brainy po salamat