Articles – Tagged "Ezer" – US Ophthalmic

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US Ophthalmic

23, Oct

Slit Lamp With Camera: Integrated Beam-Splitter Camera vs Smartphone Adapter

Buying a slit lamp with camera capability usually means choosing between two routes. One is a dedicated beam-splitter video camera...

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21, Oct

Snellen Chart Distance: Setting Up an Exam Lane at 20 Feet, 6 Meters or Less

The standard Snellen chart distance is 20 feet in the US and 6 meters in metric practice. That is the...

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19, Oct

How to Use a Phoropter: A Step-by-Step Guide to the Controls

Knowing how to use a phoropter comes down to running its controls in a fixed order, every time: level the...

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16, Oct

Ultra-Widefield Retinal Imaging: What It Adds and How to Evaluate a Camera

Ultra widefield retinal imaging captures the retina well beyond the posterior pole, out toward the far periphery, often in one...

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14, Oct

How to Use a Slit Lamp: Setup, Focusing and Illumination Controls Step by Step

How to use a slit lamp comes down to a fixed order of operations. Power the unit at a moderate...

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12, Oct

How Does an Autorefractor Work? Measurement Principle, Workflow and Reading the Printout

How does an autorefractor work? In a few seconds per eye it shines invisible near-infrared light into the eye, captures...

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