We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Back to Healio Spherocylindrical refraction performed ...

When the first automated refractor was introduced in the United States in the 1970s, the instruments required a skilled operator and delivered questionable readings that were difficult to interpret.

Elara 900: The slit lamp. Reinvented. The Elara 900 is Haag-Streit's innovative new slit lamp, created for ambitious eye care professionals seeking superior visualization, streamlined workflow, and ...

Laser technology that promises to eradicate the subjectivity of eyeglass prescription measurements has won investment from a venture fund set up by the University of Arizona (UA). Under development at ...