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1. The trend of intraocular lens design: aspheric or spherical?

2. The AIOL with aspheric surface has better tunability.

3. An aspheric mirror can be tested just as simple as a spheric reflector. A conventional comparison of the measurement results with the design data is no more required.

4. Manufacture of large aspheric lens, especially lapping of large aspheric lens, was very difficult.

5. The convex aspheric surface has self- aplanatic capability. The range that can be utilized in practice was studied.

6. Recently, minor aspheric lens were widely used in the military and civil fields.

7. A research on aspheric surface testing by using a computer - generated hologram ( CGH ) on surface is presented.

8. Finally, the aspheric lens system was processed by single point diamond turning techniques and its shaping ability was tested by the optical analyzing software.

9. The expression of aspheric surface is obtained by solving numerically equations based on law of conservation of energy and refraction law by mathematical software.

10. The phase information of aspheric surface is evaluated by Hilbert transform only from one interferogram.

11. Aspheric optical parts manufacturing is an acknowledged difficulty and it is uneconomical.

12. A method to measure coaxiality of axisymmetric aspheric lens is introduced.

13. Aspheric optical compound machine tool (AOCMT) which integrates grinding, lapping and polishing is developed. The influences of motion errors on grinding accuracy are analyzed.

14. The On line measurement of aspheric workpiece surface is made by using a precise calibrated, low force, air bearing LVDT and the measuring system composed of corresponding software and hardware.

15. In this thesis a technique of testing aspheric is discussed.

16. This paper introduces an analyzing technique for determining aspheric particle images and gives a simple way of tangency process between two images.

17. One highly successful approach utilizes a triplet aspheric lens array.

18. Between the two aspheric IOLs, there was no difference both in light-off and light-on.sentencedict.com/aspheric.html

19. The optical design of optical prism with aspheric lens for fingerprint identification is researched.

20. A research on aspheric surface testing by using a computer-generated hologram (CGH) on curved surface is presented.

21. A novel aspheric surface testing method using part - compensating lens is presented.

22. The corresponding geometric models were presented based on given equation of the off - axis aspheric surfaces.

23. The ultra - precision lathe is extensive used in machining aspheric surface and ultra - smooth surface.

24. Besides, in most cases the overlong distance from knife edge to the aspheric surface to be tested will decrease the precision of the knife-edge testing.

25. We noticed that it is necessary to research and exploit the aspheric ophthalmoscopy lenses. The design, test and making of the aspheric ophthalmoscopy lenses were studied in the paper.

26. Interferometric optical testing using computer-generated hologram (CGH) can give highly accurate measurement of aspheric surfaces has been proved.

27. The paper introduces the development of a large - scale aspheric surface machine toolgrinding and polishing.

28. Due to the unique characteristic of the sputtering process in IBF, machining an aspheric surface is no more difficult than machining a planar surface.

29. A new form generation method for ultra - precision axisymmetric aspheric mirrors is introduced.

30. It is numerically shown under point approximate model that the optical properties of such prism are better than one of optical prism with aspheric lens.