The Grand Seiko WAM-5500A Binocular Autorefractor/Keratometer can measure refraction and pupil diameter simultaneously in addition to all of the features present on its sister product, the WR-5100K. It also has the ability to dynamically measure accommodation making it ideal for pediatrics and research applications.
Grand Seiko WAM-5500 Binocular Autorefractor /
Full article: Validation of an Objective Method for the
Color online) Binocular Shack-Hartmann wavefront sensor. A
WAM-5500 Advanced Dynamic Binocular Accommodating Autorefractor
Measurement of accommodation response of human eye to integral
Dynamic accommodation measurement using Purkinje reflections and
Applied Sciences, Free Full-Text
PDF) Validation of an Objective Method for the Qualitative and
Measurement of accommodation response of human eye to integral
Prediction of accommodative optical response in prepresbyopic
Grand Seiko WAM-5500 Binocular Autorefractor /