Visual Field (HFA)
A pachymeter is a medical device used to measure the thickness of the eye’s cornea. It is used to perform corneal pachymetry prior to refractive surgery, for keratoconus screening, cataract surgery, and LRI surgery, and is useful in screening for patients suspected of developing glaucoma, among other uses. Pachymetry can be performed by two methods: ultrasound techniques or optical techniques. Ultrasound Pachymetry: 5 Ultrasound pachymetry, as the name implies, uses ultrasound principles to measure the thickness of the cornea. This method uses devices that are cost-effective and portable
Why choose Vasan Eye Care?
- Sri Lanka's first super-speciality eye hospital with complete care under one roof
- Consultant eye surgeons with UK and international fellowships
- ZEISS OCT, biometry, HFA and topography for precise diagnosis
- All local and corporate insurance providers accepted

