Nghĩa của từ afocal bằng Tiếng Việt

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Đặt câu có từ "afocal"

1. "Afocal What?".

2. Variable magnification afocal optical system

3. Afocal attachment for projection lens

4. Infrared afocal zoom telescope

5. Afocal telescope for back-scanned imagery

6. Afocal beam expansion apparatus and method

7. Lighting system using an afocal cylinder lens system

8. Afocal galilean attachment lens with high pupil magnification

9. The solution is to use an afocal centred optical system.

10. Afocal optical assembly including a telescope and a field corrector

11. • measurement of aniseikonia using an eikonometer or afocal magnifying lenses

12. An afocal lens receives scene radiation, magnifying deflection at the scene.

13. An afocal optical module simulator (aoms) (14) for use in conjunction with one or two other optical modules (12 and 16) to simulate an afocal variator optical system.

14. The invention relates to an object lens (SA) with at least one fluid lens (VFL), which is preceded according to the invention by an afocal or quasi-afocal optical system.

15. The invention relates to a lighting system using an afocal cylinder lens system.

16. An afocal optical system (16 and 17) can be disposed between the reflectors.

17. 3d holographic recording method consisting of a single step using an afocal system

18. Said block comprises two parallel mirrors (321, 320) which are placed in an afocal area.

19. System and method for rejecting afocal light collected from an in vivo human retina

20. The method comprises recording a hologram in the image plane of an optical telecentric afocal system.

21. The afocal system preferably is or includes an optical Galileo system (AB) in retro position.

22. The afocal optical system is constructed and arranged to correct a refractive error of the subject's eye.

23. The invention also relates to an afocal magnification system with variable magnification for telecentric microscope systems.

24. When in an initial position, said optical afocal system has practically no influence on the light beam.

25. A system and method for rejecting afocal light collected from an in vivo human retina is disclosed.

26. The afocal Galilean attachment lens also has a length parameter defined LP > 200 and in some embodiments LP > 700.

27. An afocal telescope configured for back-scanned imagery including a three mirror anastigmat and an optical element positioned proximate an intermediate image plane of the three mirror anastigmat and configured to adjust distortion characteristics of the afocal telescope to control image wander on a focal plane array.

28. The fabricated optical system may be for use as an afocal relay, or in numerous image forming or lithography applications.

29. A reflective afocal telescope is described herein that has multiple field of views and can be packaged in a compact arrangement.

30. An afocal zoom lens system that has particular utility for use in aircraft navigation systems where a unitary (1.0X) magnification power is desirable.

31. An afocal attachment to the base projection lens alters the first field of view by the same amount in both of two orthogonal directions.

32. One example of such a laser communications terminal includes a plurality of laser channels, each including a channel transceiver configured to transmit and receive an optical signal, an afocal telescope optically coupled to each of the channel transceivers, a celostat mirror pair optically coupled to the afocal telescope, and a plurality of beam steering mirrors, at least one beam steering mirror associated with each channel of the plurality of laser channels and configured to independently steer the corresponding optical signal within a field of view of the afocal telescope.

33. 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.

34. A preferably afocal ancillary system (9) designed to focus and flatten the image field (3) can be mounted in front of the lens system (1).

35. The disclosed mirror systems may be designed as objective lenses, as magnifying or diminishing projection lenses, as afocal systems, as collimators and as real or virtual point light sources.

36. It is possible to vary the angle of the marginal rays of the focused beam by means of an optical element of the displaceable afocal system.

37. An afocal system with a plurality of optical elements is arranged in the parallel beam at a higher interval at about 50 cm from the focusing optics.

38. In a second embodiment, the lighting device comprises: an afocal system (L1, L2) disposed between the fibre sources and the inlet of the bundle; and an optical diffuser (D).

39. An afocal optical relay having an optical axis substantially parallel to the optical axes of the lenses is also included, the array of lenses being positioned relative to the afocal optical relay so as to form an optical system that produces an image of each collimated output beam on an image plane, each image having a prescribed depth of focus and spot size.

40. In a preferred embodiment, the afocal system comprises two simple lenses, the refraction face of one being positive while that of the other one is negative, one of the lenses being displaceable.

41. The invention relates to an optical system for processing a light beam, comprising first and second optical means (2, 4), converging and diverging respectively, which form an afocal optical device.

42. Said projector essentially comprises three optical elements: an eyepiece (1.3), an afocal lens (1.4, 1.5), and a final lens unit (1.6) for forming the intermediate image in front of the mirror.

43. The correction device (40) is intended and designed to be arranged immediately downstream of the lens (20) with respect to light or in the afocal or parallel beam path of a microscope (10).

44. The afocal foreoptics 110, fold mirror 210, and first and second Coelostat minors 220, 230 are mounted on a roll gimbal that rotates about an outermost roll axis 242 (first gimbal axis) that is generally parallel to the beam of

45. An optical apparatus is disclosed suitable for coupling discrete sources of radiation beams onto the input end of an optical fiber or a fiber laser, the optical apparatus comprising a unitary beam deflector having a plurality of deflecting facets where each deflecting facet is oriented so as to deflect an incident beam of radiation into the fiber, an input afocal relay optical system to image a beam of radiation onto a corresponding deflecting facet, and an output afocal relay optical system to image the facet beam images onto the optical fiber or laser fiber end.

46. While working in Zürich, he described fabricating afocal scleral contact shells, which rested on the less sensitive rim of tissue around the cornea, and experimentally fitting them; initially on rabbits, then on himself, and lastly on a small group of volunteers.

47. The invention relates to a telecentric microscope system comprising an objective, an afocal magnifying system arranged downstream from the object, with a continuous variable magnification and an entry pupil in the image-side focal point of the objective, and a tube system arranged downstream from the magnification system.

48. Mr. Loomis also introduced other standards similar in coverage to the U.S. standard: the Canadian standard for "Nonprescription Sunglasses, [5] " the European standard for "Personal eye protection: Sunglasses and sunglare filters for general use [6] " and the International Organization for Standardization (ISO) draft standard entitled "Specifications for Afocal Filters for Daylight.

49. Displaying page 2 of 2 zoom out | zoom in print view Previous | Next PC.DEC/668 14 April 2005 Annex EQUIPMENT OF THE FORMER BMO REQUIRED FOR TRAINING ASSISTANCE PROGRAMME Item Number required Description MATIS 5 Thermal imaging system usable in day and night time CLARA+AFOCAL 5 Lightweight infrared device usable during night time Displaying page 2 of 2 Previous | Next

50. According to the invention, the magnification system is designed as an afocal magnification system with negative telescope magnification, the exit pupil (AP) is physically located after the last mobile lens group, and an intermediate image (ZB) is formed in the space between the entrance pupil (EP) and the exit pupil (AP), said image changing position when the magnification is changed.