viễn kính
Definition
- Noun:
- Telescope: An optical instrument designed to make distant objects appear nearer and larger, typically using an arrangement of lenses or curved mirrors. It is used for observing celestial bodies like stars and planets, or distant terrestrial objects.
- Spyglass / Monocular: A smaller, handheld version of a telescope, often consisting of a single tube, used for viewing distant objects on land or sea.
Usage Examples
- Noun:
- Nhà thiên văn học sử dụng viễn kính để quan sát các thiên hà. (The astronomer uses a telescope to observe galaxies.)
- Thuyền trưởng đưa viễn kính lên mắt để nhìn vào bờ. (The captain raised the spyglass to his eye to look toward the shore.)
- Chiếc viễn kính này có độ phóng đại rất mạnh. (This telescope has very powerful magnification.)
Advanced Usage
- The term "viễn kính" is a compound word from "viễn" (distant, far) and "kính" (lens, glass). It is a general term for far-seeing optical devices.
- In modern Vietnamese, for astronomical telescopes, the more specific term "kính thiên văn" (literally "celestial lens") is often used interchangeably with or is more common than "viễn kính".
Variants and Related Words
- Kính thiên văn (n): Astronomical telescope. Specifically for observing space.
- Đài quan sát mới lắp đặt một kính thiên văn rất hiện đại. (The new observatory installed a very modern astronomical telescope.)
- Ống nhòm (n): Binoculars. An optical device with two parallel telescopes, one for each eye.
- Chúng tôi dùng ống nhòm để ngắm chim. (We use binoculars for birdwatching.)
Synonyms
- Telescope: An instrument for viewing distant objects, especially in astronomy.
- Spyglass: A small, portable telescope.
- Monocular: A compact, one-eyed telescopic device.
Related Terms
- Kính hiển vi (n): Microscope. An instrument for viewing very small objects (opposite function).
- Thị kính (n): Eyepiece. The lens or group of lenses at the eye end of a telescope.
- Vật kính (n): Objective lens. The main light-gathering lens at the front of a telescope.