A revolutionary variable focus lens

Annals of Ophthalmology - Glaucoma

Volumn 28, Issue 1, 1996, Pages 11-18

  Schachar, Ronald A ^a,b   Cudmore, Donald P ^a   Black, Truman D ^a  

^a UNIVERSITY OF TEXAS AT ARLINGTON   (United States)

^b Box 796728 ^*  (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; LENS; LENS POWER; PRIORITY JOURNAL; REFRACTION INDEX;

EID: 0029870995     PISSN: 10794794     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (39)

1. Gordon RL. Improvements in lenses. U.S.A. Patent No. 1,269,422 (1918).
2. Bennett AG. Variable and progressive power lenses: 2. Optician. 1970;160:533-538.
3. Wright BM. Variable focus liquid lenses. U.S.A. Patent No. 3,598,479 (1971).
4. Sullivan CM, Fowler CW. Progressive addition and variable focus lenses: a review. Ophthal Physiol Opt. 1988;8:402-414.
5. Barnea D. Variable power lens and method. U.S.A. Patent No. 4,913,536 (1990).
6. Pateras ES, Fowler CW, Chandrinos AB. Deformable spectacle lenses. Ophthal Physiol Opt. 1993;3:97-99.
7. Callister Jr WD. Materials Science and Engineering. New York, NY: Wiley and Sons; 1994:769.
8. Weast RC, ed. CRC Handbook of Chemistry and Physics. 62nd edition. Boca Raton, FL: CRC Press, Inc.; 1981:C-753.
9. Leithold L. The Calculus. New York, NY: Harper & Row; 1972:792-795.
10. Schachar RA, Cudmore DP, Torti R, Black TD, Huang T. A physical model demonstrating Schachar's hypothesis of accommodation. Ann Ophthalmol. 1994;26:4-9.
11. Taylor AE. Advanced Calculus. Boston, MA: Ginn and Co.; 1955:328.
12. Kingslake R, Lens Design Fundamentals. Orlando, FL: Academic Press, Inc.; 1978:36-37.
13. Jenkins FA, White HE. Fundamentals of Optics. 3rd edition. New York, NY: McGraw-Hill Book Co.; 1957:32-33,77-79.
14. Born M, Wolf E. Principles of Optics. 4th edition. Oxford, England: Pergamon; 1970:161-163.
15. Hecht E. Optics. 2nd edition. Reading, MA: Addison-Wesley Publishing Co.; 1987:212.
16. Jurek B. Optical Surfaces. Amsterdam: Elsevier Scientific Publishing Co.; 1977:175-203.
17. Creath K, Wyant JC. Direct phase measurement of aspheric surface contours. SPIE Optical Manufacturing, Testing, and Aspheric Optics. 1986;645:101-106.
18. Schachar RA. Determination of corneal imageforming properties from corneal topography. Am J Ophthalmol. 1993;115:680.
19. Roberts C. Characterization of the inherent error in a spherically-biased corneal topography system in mapping a radially aspheric surface. J Refract Corneal Surg. 1994;10:103-116.
20. Cohen KL, Tripoli NK, Holmgren DE, Coggins JM. Assessment of the power and height of radial aspheres reported by a computer-assisted keratoscope. Am J Ophthalmol. 1995;119:723-732.
21. von Helmholtz H. Uber die akkommodation des auges. Albrecht von Grafes Arch Ophthalmol. 1855;1:1-89.
22. Cusco D. Systeme de lentille a foyer variable sans deplacement. French Patent No. 129,293 (1879).
23. Rudin V. Akkommodiruyushchie ochki. Vest Oftal Kiev. 1912;29:246-247.
24. Mitchell FB. Improvements in optical lenses and the like. British Patent No. 258,325 (1926).
25. Wagner R. Uber Linsen stetig veranderlicher Brechkraft, sowie akkomodierende Brillen. Z Biol. 1951;104:315-319.
26. Grunberg G. Lentille a foyer Variable. French Patent No. 1,117,690 (1956).
27. Ford JW Jr., Rogers HG, Thomas P. Variable focus lens system employing elastomeric lens. United States Patent No. 4,444,471 (1984).
28. Streeten BW. Zonular apparatus. In: Jakobiec FA, ed. Ocular Anatomy, Embryology, and Teratology. Philadelphia, PA: Harper and Row; 1982:331-353.
29. Schachar RA. Zonular function: a new hypothesis with clinical implications. Ann Ophthalmol. 1994;26:36-38.
30. Boresi AP. Elasticity in Engineering Mechanics. New York, NY: Elsevier Science Publishing Co., Inc.; 1987:306.
31. Young T. On the mechanism of the eye. Phil Trans Roy Soc. 1801;92:23-88.
32. Tscherning M. Physiological Optics. Philadelphia, PA: Keystone; 1904:160-189.
33. Brown N. The change in shape and internal form of the lens of the eye on accommodation. Exp Eye Res. 1973;15:441-459.
34. Ivanoff A. On the influence of accommodation on spherical aberration in the human eye, an attempt to interpret night myopia. J Opt Soc Amer. 1947;37:730-731.
35. Koomen M, Tousey R, Scolnik R. The spherical aberration of the eye. J Opt Soc Amer. 1949;39:370-376.
36. Schachar RA, Huang T, Huang X. Mathematic proof of Schachar's hypothesis of accommodation. Ann Ophthalmol. 1994;26:5-9.
37. Tello C, Schachar RA, Cudmore DP, Black TD, Liebmann JM, Ritch R. Position of the human lens equator during accommodation. Invest Ophthalmol Vis Sci. 1995;36:S459.
38. Schachar RA, Black TD, Kash RL, Cudmore DP, Schanzlin DJ. The mechanism of accommodation and presbyopia in the primate. Ann Ophthalmol. 1995;27:58-67.
39. Schachar RA, Cudmore DP, Black TD. Experimental support for Schachar's hypothesis of accommodation. Ann Ophthalmol. 1993;25:404-409.