MICROSCOPE, TELESCOPE AND SLIDE PROJECTOR
CONTENT
- The Microscope
- The Simple Microscope
- The Compound Microscope
- The Astronomical Telescope
- The Slide Projector
The Microscope
The Simple Microscope
A converging lens acts as a simple microscope (magnifier) or magnifying glass as shown below. If an object is placed in front of the lens between the optical centre and the principal focus, the image formed will be enlarged, erect and virtual. The magnifying glass is used for reading tiny writings and for viewing specimens in the laboratory
Magnifying Glass
Summarily;
A simple microscope sometimes called a magnifying glass. It consists of a single converging lens with a long focal length. The object is position between the principal focal and the optical pole. The image produced is:
- magnified
- erect
- virtual
The Compound Microscope
The compound microscope consists of two converging lenses, the objective lens and the eye piece.
You are viewing an excerpt of this lesson. Subscribing to the subject will give you access to the following:
- NEW: Download the entire term's content in MS Word document format (1-year plan only)
- The complete lesson note and evaluation questions for this topic
- The complete lessons for the subject and class (First Term, Second Term & Third Term)
- Media-rich, interactive and gamified content
- End-of-lesson objective questions with detailed explanations to force mastery of content
- Simulated termly preparatory examination questions
- Discussion boards on all lessons and subjects
- Guaranteed learning