Digital PD Meter and Pupillometer: What Actually Matters in the Dispensary
A digital PD meter — the instrument most opticians still call a pupillometer — does one small job that almost...
Articles
Ophthalmic Exam Chair and Stand: What to Check Before You Buy
An ophthalmic exam chair is the one piece of equipment in the lane that every single patient touches, that no...
Ezer ERK-BH Autorefractor Keratometer: Full Specs and Practice Fit
Most write-ups of the Ezer ERK-BH autorefractor stop at two numbers: a dioptric range of −30.00 to +25.00 D and...
iiNEER TOOLTIP System: What the Lens Edger, Tracer and Blocker Actually Do
Half of US optical practices edge their own lenses. The other half send every job out. That was the finding...
Slit Lamp Microscope: Optical Systems and Magnification Explained
Every slit lamp microscope quote you receive will name an optical system — Galilean, converging, Greenough, continuous zoom — and...
Ezer EDR-H Digital Phoropter: Specs, Lane Workflow & Practice Fit
The Ezer EDR-H digital phoropter is the refraction head at the centre of Ezer's digital exam room — a motorised,...
