References
- Courville CB, Smolek MK, Klyce SD. Contribution of the ocular surface to visual optics. Exp Eye Res. 2004;78:417–425.
- Fan R, Chan TC, Prakash G, et al. Applications of corneal topography and tomography: a review. Clin Exp Ophthalmol. 2018;46:133–146.
- Loh J. Importance of performing corneal topography before cataract surgery. US Ophthalmic Rev. 2015;8:92–96.
- Donaldson K, Fernandez-Vega-Cueto L, Davidson R, et al. Perioperative assessment for refractive cataract surgery. J Cataract Refract Surg. 2018;44:642–653.
- Kheirkhah A, Safi H, Molaei S, et al. Effects of pterygium surgery on front and back corneal astigmatism. Can J Ophthalmol. 2012;47:423–428.
- Kang MJ, Byun YS, Yoo YS, et al. Long-term outcome of intrastromal corneal ring segments in keratoconus: five-year follow up. Sci Rep. 2019;9:315.
- Steinberg J, Ahmadiyar M, Rost A, et al. Anterior and posterior corneal changes after crosslinking for keratoconus. Optom Vis Sci. 2014;91:178–186.
- Stevenson RWW, Corbett MC, O’Brart DPS, et al. Corneal topography in contact lens practice. Eur J Implant Refract Surg. 1995;7:305–317.
- Kang P, Maseedupally V, Gifford P, et al. Predicting corneal refractive power changes after orthokeratology. Sci Rep. 2021;11:16681.
- Gomes JA, Tan D, Rapuano CJ, et al. Global consensus on keratoconus and ectatic diseases. Cornea. 2015;34:359–369.
- Walker M. Mapping out corneal topography. Rev Optom. (2017). Accessed 2021 Dec 20th. https://www.reviewofoptometry.com/article/ro0817-mapping-out-corneal-topography
- Henson DB. Keratometers. In: Henson DB, Optometric Instrumentation. 2nd ed. Oxford Boston: Butterworth-Heinemann; 1996. p. 107–137.
- Lehmann SP. Corneal areas used in keratometry. Optician. 1967;154:261–264.
- Kim SW, Sun HJ, Chang JH, et al. Anterior segment measurements using Pentacam and Orbscan II 1 to 5 years after refractive surgery. J Ref Surg. 2009;25:1091–1097.
- Quisling S, Sjoberg S, Zimmerman B, et al. Comparison of Pentacam and Orbscan IIz on posterior curvature topography measurements in keratoconus eyes. Ophthalmol. 2006;113:1629–1632.
- Applegate RA, Howland HC. Non-invasive measurement of corneal topography. IEEE Eng Med Biol Mag. 1995;14:30–42.
- Bennett AG, Rabbetts RB. What radius does the conventional keratometer measure? Ophthal Physiol Opt. 1991;11:239–247.
- Matsuda LM, Woldorff CL, Kame RT, et al. Clinical comparison of corneal diameter and curvature in Asian eyes with those of Caucasian eyes. Optom Vis Sci. 1992;69:51–54.
- Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet. 1986;1:307–310.
- Carkeet A. Exact parametric confidence intervals for Bland-Altman limits of agreement. Optom Vis Sci. 2015;92:e71–e80.
- Leyland M. Validation of Orbscan II posterior corneal curvature measurement for intraocular lens power calculation. Eye. 2004;18:357–360.
- Cairns G, McGhee CNJ. Orbscan computerized topography: attributes, applications, and limitations. J Cat Ref Surg. 2005;31:205–220.
- Chen D, Lam AKC. Reliability and repeatability of the Pentacam on corneal curvatures. Clin Exp Optom. 2009;92:110–118.
- Sheppard AL, Davies LN. Clinical evaluation of Grand Seiko Auto Ref/Keratometer WAM-5500. Ophthal Physiol Opt. 2010;30:143–151.
- Santodomingo-Rubido J, Mallen EAH, Gilmartin B, et al. A new non-contact optical device for ocular biometry. Br J Ophthalmol. 2002;86:458–462.
- Mandell RB. Methods to measure the peripheral corneal curvature, Part 3: ophthalmometry. J Am Optom Assoc. 1963;33:889–892.
- King-Smith PE, Fink BA, Fogt N, et al. The thickness of the human precorneal tear film: evidence from reflection spectra. Invest Ophthalmol Vis Sci. 2000;41:3348–3359.
- Buehren T, Collins MJ, Iskander D, et al. The stability of corneal topography in the post-blink interval. Cornea. 2001;20:826–833.
- Shaw AJ, Collins MJ, Davis B, et al. Eyelid pressure: inferences from corneal topography changes. Invest Ophthalmol Vis Sci. 2008;49:1026.
- Cairns G, Collins A, McGhee CNJ. A corneal model for slit-scanning elevation topography. Ophthal Physiol Opt. 2003;23:193–204.
- Douthwaite WA, Parkinson A. Precision of Orbscan II assessment of anterior corneal curvature and asphericity. J Ref Surg. 2009;25:435–443.
- Smith G. Refraction and visual acuity measurements: what are their measurement uncertainties? Clin Exp Optom. 2006;89:66–72.