Betekenis van:
focal length
focal length
Zelfstandig naamwoord
- beeldafstand
- the distance from a lens to its focus
Synoniemen
Hyperoniemen
focal length
Zelfstandig naamwoord
- beeldafstand
- the distance from a lens to its focus
Synoniemen
Hyperoniemen
focal length
Zelfstandig naamwoord
- brandpuntsafstand
- the distance from a lens to its focus
Synoniemen
Hyperoniemen
Voorbeeldzinnen
- Incorporating a fixed focal-length lens that is not designed to be removed;
- Incorporating a fixed focal-length lens that is not designed to be removed; 3.
- largest optical-aperture dimension less than 1 m and focal length to aperture ratio equal to or greater than 4.5:1;
- The distance L2 Dτ and the focal length F2 of the lens L2 shall be so chosen that the image of Dτ completely covers the receiver R.
- largest optical-aperture dimension equal to or greater than 1 m and focal length to aperture ratio equal to or greater than 7:1;
- Largest optical-aperture dimension equal to or greater than 1 m and focal length to aperture ratio equal to or greater than 7:1;
- A largest optical-aperture dimension equal to or greater than 1 m and a focal length to aperture ratio equal to or greater than 7:1;
- Largest optical-aperture dimension less than 1 m and focal length to aperture ratio equal to or greater than 4.5:1;
- A largest optical-aperture dimension less than 1 m and a focal length to aperture ratio equal to or greater than 4,5:1;
- Lens unit, having a focal length of 24,96 mm (±0,1 mm), a diameter of 16 mm and a length of 16 mm, for use in the manufacture of products falling within subheading 84433110 [1]
- Lens unit, having a focal length of 24,96 mm (±0,1 mm), a diameter of 16 mm and a length of 16 mm, for use in the manufacture of products falling within subheading 85172100 [1]
- A largest optical-aperture dimension less than 1 m and a focal length to aperture ratio equal to or greater than 4,5:1; b. A largest optical-aperture dimension equal to or greater than 1 m and a focal length to aperture ratio equal to or greater than 7:1; c. Being designed as Fresnel, flyeye, stripe, prism or diffractive optical elements; d.
- Lens of plastic, unmounted, having a focal length of 3,86 mm (±0,1 mm) and with a diameter not exceeding 8 mm, for use in the manufacture of compact disc players [1]
- Lens of plastic, unmounted, having a focal length of 3,86 mm (±0,1 mm) and with a diameter not exceeding 8 mm, for use in the manufacture of compact disc players [1]
- Lens unit, having a focal length of 25 mm or more but not more than 150 mm, consisting of glass or plastic lenses, with a diameter of 60 mm or more but not more than 190 mm