Добавил:
Upload Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
методичка-(5курс)1ч.doc
Скачиваний:
0
Добавлен:
01.05.2025
Размер:
359.94 Кб
Скачать

7. Consider the following statements whether they are true or false. Find the part of the text that gives the correct information.

1. Video cameras are used primarily in three modes.

2. The earliest video cameras were based on Zworykin's Iconoscope.

3. A few cameras still serve live television production.

4. A video camera is a camera used for electronic motion picture acquisition.

5. Recorded video is used in television and film production.

6. The barrel of the lens contains a focusing ring which allows you to see on objects near and far.

7. When light enters the lens, it's reflected by a eye up through a prism and out to your mirror.

8. The mirror swings back down, allowing you to watch the viewfinder again.

9. The lens is a metal barrel which contains several glass elements arranged in groups.

10. Now cameras are based on solid-state image sensors such as CCDs.

1

2

3

4

5

6

7

8

9

10

T

T

T

T

T

T

T

T

T

T

F

F

F

F

F

F

F

F

F

F

8. Complete the following sentences using the information from the text.

1. A video camera is a camera used for …

2. The hole allows a certain amount of light to enter the box for …

3. The camera feeds real time images directly to a screen for …

4. The shutter opens for the amount of …

5. When light enters the lens, it's reflected …

6. … allows you to focus on objects near and far.

7. The shutter opens for the amount of time you've selected, and …

8. … it's reflected by a mirror up through a prism and out to your eye.

9. Modern video cameras have …

9. Fill in the words from the list below. Use each word only once.

Video, recorder, signal, light, ring, writing, mobile, lens, components, television.

1. A camcorder combines a video camera and a video … into one unit.

2. Video cameras originally designed for … broadcast were large and heavy.

3. Camcorders contain three major …: lens, imager, and recorder.

4. The recorder is responsible for … the video-signal onto a recording medium.

5. The camera … projects an image onto the imager surface.

6. Webcams are video cameras which stream a live … feed to a computer.

7. Most 21st-century video cameras are digital cameras which convert the … directly to a digital output.

8. Most pocket video cameras resemble … phones in shape and size, unlike traditional cameras.

9. The mirror swings up out of the way so that the … can reach the film.

10. The barrel of the lens contains a focusing ...

10. Put these words in the right order to make sentences.

1. All-electronic / the / on / cathode / ray / based / designs / tube /.

2. The / the / vide / disk / based / cameras / earliest / were / on / electromechanical / Nipkow /.

3. Video / modes / are / primarily / used / in / two / cameras /.

4. Camera / television / a / developed / by / was / the / video / industry /.

5. Live / cameras / still / few / serve / production / a / television /.

6. The / the / you've / aperture / closes / lens / down / to / f-stop / selected /.

7. The / the / mirror / the / the / swings / up / that / out / of / reach / way / so / light / can / film /.

8. Elements / photographing / gather / from / light / reflected / the /scene / you're /.