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Blog

How Comfortable is the RETeval for Patients?

March 20, 2025

The RETeval handheld ERG/VEP system is well-tolerated across age groups, with high success rates and minimal need for sedation, making it an efficient tool for ...

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The Use of RETeval ERG/VEP in Pediatric Ophthalmology

January 22, 2025

Discover how RETeval is transforming pediatric ophthalmology with its child-friendly, portable design. Dr. Ginesta and Dr. Martínez share insights on using ERG/VEP for diagnosing and ...

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How the RETeval ERG Has Enhanced My Practice

November 22, 2024

Dr. Jordan Nissinoff discusses how integrating the RETeval electroretinography (ERG) system has improved his ability to detect and monitor retinal diseases such as diabetic retinopathy, ...

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What Type of Functional Testing Do You Prefer for Patients with Diabetes?

June 19, 2024

A group of optometrists discuss the importance of having both structural and functional testing to manage patients with DR.

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Major Milestone:  RETeval Referenced in over 200 Publications

June 4, 2024

We are excited to announce that the device has been referenced in more than 200 publications. This achievement underscores the growing recognition of RETeval as ...

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Collaboration to Elevate the Standard of Care for DR

March 6, 2024

In 2022, a group of optometrists formed a task force with a goal of creating actionable, practical guidelines to help improve optometric management of diabetic ...

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Is ERG Needed if You Have Access to a Good Structural Imaging Device?

January 19, 2024

ERG detects functional stress so that we can anticipate structural damage. In studies comparing ERG and imaging for diabetic retinopathy, ERG was better at predicting ...

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A Straightforward Approach to Managing and Supporting Patients with Diabetes

October 16, 2023

The Diabetic Retinopathy Taskforce introduces Modern Fundamentals of Diabetic Retinopathy Management in Optomerty, a consensus document that aims to elevate diabetic care.

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The Ultimate Guide to Diabetic Retinopathy in Primary Eyecare

September 21, 2023

As the primary source of vision care and guardians of eye health for millions, optometrists play a critical role in diagnosing and managing diabetic retinopathy. ...

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Simplify Grading and Risk Assessment in Diabetic Retinopathy

August 18, 2023

The Diabetic Retinopathy Taskforce was formed in 2022 and is currently finalizing a consensus document outlining a five-pillar approach to disease management: 1) detection, 2) ...

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ABCs of ERG: Your Unanswered Questions from June’s Session

August 16, 2023

Questions that were left unaddressed during the June session of ABCs of ERG, a quarterly discussion held online for peers to share their experiences and ...

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Diabetic Retinopathy Management Protocols for Optometry

July 14, 2023

Diabetic retinopathy should be approached as a chronic progressive disease, which implies that it can be detected before it becomes advanced disease. Both structural and ...

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Why Modern ERG Is Re-Defining Diabetes Management

Why Modern ERG Is Re-Defining Diabetes Management

May 9, 2023

Early detection of retinal abnormalities is a critical step in preventing vision loss. Importantly, functional loss may precede identifiable structural damage when using an objective ...

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Objective Functional Testing Needs in Diabetes and Glaucoma

March 14, 2023

Functional testing is an important complement to structural tests. The RETeval in particular is a powerful, objective aid in the diagnosis and management of retina ...

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Simplify Daily Decision-Making with Modern ERG

February 14, 2023

Catching retinal abnormalities quickly is critical for minimizing damage and maximizing vision retention. That’s why the RETeval has been a gamechanger in how I care ...

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Diabetic Eye Disease Awareness Month – What can be done?

Sixty Percent of Americans with Diabetes Skip Annual Sight-Saving Exams People with diabetes are at increased risk of developing serious eye diseases, yet…

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RETeval – an objective indicator of diabetic retinopathy progression? – Article

Doctor, I have moderate diabetic retinopathy, will I lose my sight? The authors of this week’s article, featured in the…

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Simple Eye Care Techniques for Seniors

It’s not a secret that as we age, so do our eyes and our ability to see. Generally speaking, the…

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May is Healthy Vision Month!

Top 5 Ways to Preserve Eye Sight Vision is one of the most important aspects of your health and this Healthy…

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Objective Retinal Function Assessment, Now In The Palm of Your Hand

Since 1976, LKC Technologies established itself as the industry leader in visual electrophysiology products. With the introduction of the RETeval®…

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3 Easy Steps for Women Eye Health & Safety

Did you know April is Women’s Eye Health and Safety Month? According to Prevent Blindness more women than men are…

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Blindness Awareness Month & World Sight Day

Eye Care Everywhere October is a unique month as we celebrate two important and worth to be shared causes: The…

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Healthy Aging Month

Looking Forward to the Future September is Healthy Aging Month® an annual health observance that focuses attention on the positive…

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RETeval

RETeval® Leading to More Accessible Schizophrenia Diagnosis

A recent study shows promise of faster, more accessible schizophrenia diagnosis with the hand-held, portable, RETeval device. Read more Related…

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  • Products
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California Proposition 65 information

Prop-65Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Substance Tables:

The table below lists substances which may be contained within LKC’s RETeval and RETevet products. Substances listed as Type 1 are within permissible levels in one or more of LKC’s products. Substances listed as Type 2 are used in the production of some components used in LKC products and may be present at trace levels, but are typically destroyed during processing. 

RETeval and RETevet Devices

Substance CAS # Type Listed as causing:
Nickel 7440-02-0 1 Cancer
Acrylonitrile 107-13-1 2
Ethylbenzine 100-41-4 2
Crystaline Silica 14808-60-7 1
Lead 7439-92-1 1 Cancer Developmental Toxicity Male Reproductive Toxicity Female Reproductive Toxicity
Methylene Chloride 75-09-2 2 Cancer Female Reproductive Toxicity
Bisphenol A 80-05-7 2
N-Hexane  110-54-3 2 Male Reproductive Toxicity