Question

Выясните последовательность прохождение световых лучей через световой микроскоп в направлении глаза исследователя: А - объектив; Б - окуляр; В - конденсор; Г - зеркальце; Д - предметное стекло

Answer 1

1) зеркальце
2) конденсор
3) объектив
4) окуляр
5) предметное стекло

Answer 2

Sequence of Light Rays Passing Through a Light Microscope Towards the Investigator's Eye:

To understand the sequence of light rays passing through a light microscope towards the investigator's eye, we can refer to the components of a typical light microscope. The components involved in the path of light rays are as follows:

A - Objective: The objective lens is located near the specimen and is responsible for gathering and magnifying the light that passes through it. It forms an enlarged real image of the specimen.

B - Eyepiece (Ocular): The eyepiece, also known as the ocular lens, is located at the top of the microscope and is the lens through which the investigator looks. It further magnifies the image formed by the objective lens and allows the investigator to view the specimen.

C - Condenser: The condenser is located below the stage and is responsible for focusing the light onto the specimen. It collects and concentrates the light rays before they pass through the specimen.

D - Mirror: The mirror is located at the base of the microscope and is used to direct light upwards through the condenser and specimen. It reflects external light or light from an external source towards the condenser.

E - Stage: The stage is the platform on which the specimen is placed for observation. It holds the specimen in position and allows it to be moved in different directions for examination.

F - Specimen: The specimen refers to the object or sample being observed under the microscope. It can be a biological sample, a prepared slide, or any other material of interest.

The sequence of light rays passing through a light microscope towards the investigator's eye can be summarized as follows:

1. The light rays from an external source or the surrounding environment pass through the mirror, which reflects them upwards towards the condenser. 2. The condenser collects and focuses the light rays onto the specimen, illuminating it for observation. 3. The light rays pass through the specimen, interacting with its structure and contents. 4. The objective lens, located near the specimen, gathers and magnifies the light rays that have passed through the specimen. It forms an enlarged real image of the specimen. 5. The eyepiece (ocular lens) further magnifies the image formed by the objective lens. The investigator looks through the eyepiece to observe the magnified image of the specimen.

In summary, the light rays pass through the objective lens, then the eyepiece, after being focused by the condenser and passing through the specimen. The investigator views the magnified image of the specimen through the eyepiece.

Please note that the specific arrangement and design of components may vary between different models and types of light microscopes. The sequence described above represents a general overview of the path of light rays in a light microscope.

I hope this explanation helps! Let me know if you have any further questions.