Discover our complete suite of visual function test systems

Preclinical

Celeris, our flagship preclinical system, revolutionizes rodent testing with dual function stimulator-electrodes. We also offer electroretinography (ERG) solutions for other small to large animals. 

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Clinical

We offer four broad categories of visual function tests—visual electrophysiology, visual psychophysical, objective acuity, and pupillometry, providing a complete picture of a person’s visual function.

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Trial Services

Our trial services include study setup assistance, training, and data review. These trial services enable sites to gather consistent, quality data across multiple locations worldwide.

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Supporting researchers and clinicians worldwide for more than forty years

Bascom Palmer Eye Institute
Cleveland Clinic
Deep Blue Retina
Great Ormond Street Hospital
Hadassah University Hospital
Kellogg Eye Center
Mayo Clinic
Moorfields Eye Hospital
Nationwide Children’s
Peking University Hospital
Retina Consultants of Texas
Singapore National Eye Center
Sheikh Khalifa Medical City
Wilmer Eye Institute
Aravind Eye Care System
Alberta Health Services

Three reasons to partner with the premier manufacturer of visual electrophysiology systems

Expertise

We design all our hardware and software in-house to our and our customers’ exact specifications.

Technology

Our patented and trademarked platforms span the range from preclinical to clinical use, providing researchers and clinicians with products that have the broadest use and capability in the market.

Network

Our longstanding relationships within the electrophysiology community allow us to cross the bridge from academic labs into patient clinics, enabling easier collaboration between institutions.

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