| Description | Chronos combines binocular autorefraction and keratometry measurements with binocular subjective testing and visual acuity in a single instrument that occupies a minimal amount of space and optimizes workflow. SightPilot guided refraction software | The EXAM-5000 Refraction System is the leading technology for refraction testing, with incredible benefits. Easy to use functions include color coded cross cylinder lenses and corneal illumination. The EXAM-5000 combines first class performance with |