Pirop has a pachymeter is a ocular cornea biometrics. Pirop in ophthalmology function state of the art ophthalmic ultrasonic device for Pachymetry and Ocular Biometry. In Pachymetry, ultrasonic pachymeter that uses a very high sampling frequency 400 MHz a significant increase in measurement accuracy. In scan is Ocular Lens biometrics and modern digital ‘A-scan’ tool for ophthalmology, biometry and lens power calculation for intra-ocular implants.