光学顕微鏡 MML1000 series A. KRÜSS Optronic GmbH 研究室用 / 実習用 / 単眼 from www.medicalexpo.com
Introduction
Microscopes are fascinating tools that allow us to see the world in a different way. They are commonly used in science classes, and middle school students are often introduced to microscopes for the first time. In this article, we will discuss the basics of using microscopes for middle school students.
What is a Microscope?
A microscope is a device that magnifies small objects, making them easier to see. There are different types of microscopes, but the most common ones are light microscopes. These use visible light to illuminate the object being observed.
Parts of a Microscope
Before using a microscope, it's important to know its parts. The eyepiece, or ocular lens, is where you look through to see the specimen. The objective lenses are located above the stage and magnify the specimen. The stage is where you place the specimen, and the diaphragm controls the amount of light entering the microscope.
Preparing the Specimen
To use a microscope, you need a specimen. You can use various samples, such as a drop of water, a piece of hair, or a leaf. The specimen needs to be placed on a slide and covered with a coverslip, which protects the objective lens from getting dirty.
Adjusting the Microscope
Once the specimen is ready, you need to adjust the microscope. Start with the lowest objective lens, and adjust the focus using the coarse adjustment knob. Once the specimen is in focus, you can use the fine adjustment knob for a clearer image.
Observing the Specimen
When observing the specimen, it's important to keep both eyes open and use the eyepiece adjustment knob to adjust the distance between the eyepiece and your eyes. Move the slide around to see different parts of the specimen, and adjust the focus as needed.
Taking Care of the Microscope
Microscopes are delicate instruments and need to be handled with care. Always carry the microscope with two hands and keep it covered when not in use. Don't touch the lenses with your fingers, and clean them with lens paper if needed.
Conclusion
Using a microscope can be a fun and rewarding experience for middle school students. By following these basic steps, you can learn how to use a microscope and explore the world in a new way. Remember to take care of the microscope and have fun observing the specimens!
0 Response to "9+ 顕微鏡 の 使い方 中学生 References"
Posting Komentar