Nghĩa của từ focal length bằng Tiếng Hungari

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Đặt câu có từ "focal length"

1. Baculitic Longer focal length lens

2. Show camera aperture and focal length

3. A Achromatic lens: focal length # mm; diameter # mm

4. achromatic lens focal length between 20 and 50 mm.

5. achromatic lens # mm nominal focal length and # mm nominal diameter

6. Concave Mirror - Glass - 150mm Dia - 150mm Focal Length - Eisco Labs

7. Achromatic doublet lens 22 mm diameter and 55 mm focal length

8. How is focal length defined in an Aberrating lens (system) - posted in ATM, Optics and DIY Forum: The Lensmakers_equation mathematically defines the focal length of a spherical lens

9. achromatic lens, 1,000 mm nominal focal length and 75 mm nominal diameter

10. 18 Focal length is the distance between optical centre and principal focus.

11. Most of us know how to compute the visual mAgnification of our telescope when using an eyepiece: Divide the focal length of the telescope by the focal length of the eyepiece

12. Concave Mirror - 3" Dia, 200mm Focal Length - 3mm Thick - Glass - Eisco Labs

13. Print the camera aperture and focal length at the bottom of the screen

14. But this is a five-meter telescope -- has about a quarter-mile focal length.

15. Dear Thorlabs, for the Achromats you list the the back focal length on axis

16. 24 Focal length: The distance between the centre of a lens and its principal focus.

17. The focal length of a Convex lens is positive, while that of a concave lens is negative

18. The numerical ratio between longest and shortest focal length is called "amplitude" or "power" of the zoom.

19. With an increased focal length and an achromatic objective lens this instrument will have a higher effective magnification.

20. Optical system consisting of a lens with a focal length of at least # mm and corrected for chromatic aberrations

21. Unlike singlet lenses, Achromatics have constant focal length independent of aperture and operating wavelength, and have superior off-axis performance

22. Optical system consisting of a lens with a focal length of at least 500 mm and corrected for chromatic aberrations.

23. Optical system consisting of a lens with a focal length f of at least # mm and corrected for chromatic aberrations

24. Biconvex Lens Set, Pop-Tech Optical Glass Lens Bi-Convex 34mm Diameter 45mm Focal Length Lens for Google Cardboard VR

25. Optical system consisting of a lens with a focal length, ƒ, of at least # mm and corrected for chromatic aberrations

26. These quality Achromats have been designed and optimised for performance and are available as positive and negative focal length types

27. Compared with a standard lens of identical speed and focal length, an Apochromatic (APO) lens displays considerably better image quality.

28. Unlike singlet lenses, Achromatic lenses have constant focal length independent of aperture and operating wavelength and have superior off-axis performance.

29. Optical system consisting of a lens with a focal length, f, of at least 500 mm and corrected for chromatic aberrations.

30. That is why a Biconcave lens is also called a diverging lens or negative lens (due to its negative focal length)

31. Optical system consisting of a lens with a focal length f of at least 500 mm and corrected for chromatic aberrations.

32. Mounted on the Sony Alpha 100 DSLR camera, it provides a 110° angle of view with 24mm focal length (35mm equivalent).

33. Optical system consisting of a lens with a focal length, ƒ, of at least 500 mm and corrected for chromatic aberrations.

34. 9.1.1.2. Optical system consisting of a lens with a focal length f of at least 500 mm and corrected for chromatic aberrations.

35. Larger Biconvex lenses with top quality, give you a better 3D experience! Asymmetrical Biconvex lenses with 34mm Diameter and 45mm focal length

36. One day he took us out into the sun and tried to show us how to find the focal length of a convex lens.

37. A farsighted eye is usually able to see clearly at a distance, provided it can adapt the focal length of its lens through accommodation.

38. So, if I choose a focal length of 25mm (which is about 1") then a working distance of about 1140mm (45") is required.

39. Long focal-length, deep-sky Astrophotography (starting around 2,000 mm) is best done from outer space, or when you're well along the challenging learning curve.

40. Converging Lens Goal: To measure the focal length of a Converging lens using various methods and to study how a Converging lens forms a real image

41. These lenses are held to the tightest focal length and surface quality of all our cemented Achromats, with minimal spherical aberration and coma at visible wavelengths.

42. The optical system (22) is an afocal system including at least two lenses (90, 92) which are adjustable to adjust focal length of the entire system.

43. Mounted on the Sony Alpha 100 digital SLR camera, this beautiful wide-angle lens achieves a 70° angle of view with 30mm focal length (35mm equivalent).

44. The Takahashi Collimating Scope is designed to easily collimate your Ritchey-Chretien, Mewlon, CN-212, Dall-Kirkham, classical Cassegrain, or refractors with a focal length of at least 1000mm

45. The range of accessories for TOA-150 refractor is extremely large, for both optical (field flatteners, reducers or multipliers of focal length) or mechanical (extension tubes, photo adapters, etc...) purposes.

46. Up to 7% cash back  · The Apochromatic refractor's medium 805mm focal length gives it a fairly fast, f/7.0 f-ratio which performs exceptionally well for wide-field visual use or deep-sky astrophotography

47. The binocular loupe includes one or more eyepieces, a distance sensor, and control electronics, in an embodiment, the optical power of the fluid filled lenses may be adjusted to adjust the focal length associated with the binocular loupe.

48. The Takahashi Collimating scope is a 6 x 18mm telescope designed for use on refractor, Ritchey-Chretien and classical Cassegrain telescopes and also used on the Takahashi CN-212, Mewlons and refractors of 820mm or more in focal length.

49. A divergent beam can be collimated with a beam Collimator device, which in simple case is essentially a lens or a curved mirror, where the focal length or curvature radius is chosen such that the originally curved wavefronts become flat

50. In optics, an Aperture is a hole or an opening through which light travels. More specifically, the Aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane.