Optimization design and realization of a keratometer

Chen Peng; Wang Cheng; Zheng Gang; Chen Minghui; Xiang Huazhong; Zhang Dawei

doi:10.12086/oee.2019.180373

[1] Gutmark R, Guyton D L. Origins of the keratometer and its evolving role in ophthalmology［J］. Survey of Ophthalmology, 2010, 55(5): 481–497.

[2] Wang Y L. Analysis of corneal curvature meter(A)［J］. China Glasses Science-Technology Magazine, 2016(21): 136–137.

[3] Wang Y L. Analysis of corneal curvature meter(B)［J］. China Glasses Science-Technology Magazine, 2017(5): 172–174.

[4] Tao Y, Fan D J, Kang Y S. Discussion on problems and solutions in the verification of keratometer［J］. China Glasses Science-Technology Magazine, 2013(7): 124–126.

[5] Cai J Q, Liu Y. Discussion on principle and detection method of keraometer［J］. China Metrology, 2010(1): 89–90.

[6] Xu T, Qin A L, Li Y Z, et al. A new formula of corneal refractive power and the corneal refractive powers of myopia eyes after laser in situ keratomileusis［J］. Journal of Nanjing University (Natural Sciences), 2011, 47(1): 91–96.

[7] Li B Z, Liang C, Dong X C, et al. Comparison and evaluation of four different techniques of keratometric measurements［J］. Chinese Journal of Practical Ophthalmology, 2014, 32(4): 450–455.

[8] Miller J M. A handheld open-field infant keratometer (an american ophthalmological society thesis)［J］. Transactions of the American Ophthalmological Society, 2010, 108: 77–95.

[9] He Y Q, Wang Y, Wang Z Q, et al. Design of imaging keratometer with annular object and charge-coupled device detector［J］. Applied Optics, 2013, 52(35): 8532–8539.

[10] Yan J, Meng P H, Zhao J Q. Research of curvature measuring system of eyes cornea［J］. Journal of Basic Science and Engineering, 2011, 19(S1): 254–261.

[11] Zhao J Q, Duan P H, Guo Z Y, et al. Design of subpixel algorithm of dioptric paramater measurement system for eye cornea［J］. Journal of North University of China (Natural Science Edition), 2011, 32(3): 362–366.

[12] Zhao J Q, Guo Z Y, Chen A S, et al. Auto-ophthalmometer of eye based on image processing［J］. Chinese Journal of Biomedical Engineering, 2011, 30(1): 100–104.

[13] He Y Q, Liu Y J, Zhai Y. Optical design of imaging keratometer［J］. Chinese Optics, 2014, 7(6): 956–961.

[14] Zheng S L, Liu Y J, Wang Z Q, et al. Design of optical system for a novel imaging keratometer［J］. Acta Optica Sinica, 2013, 33(5): 0522004.