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Eye specialists urge caution ahead of largest solar eclipse since 1999

Medical professionals across North Holland warn that viewing tomorrow's solar eclipse without certified glasses can cause permanent retinal damage.

Essentially Amsterdam staff · Published August 12, 2026 at 2:56 a.m. CEST · 2 min read

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Optometrists and eye doctors across North Holland are warning residents about the serious risks of looking directly at tomorrow evening’s solar eclipse without proper protection.

The upcoming event is set to be the largest partial solar eclipse visible in the region since 1999, prompting medical professionals to issue strict guidelines to prevent permanent vision damage.

The mechanism behind retinal injuries

Eye specialists point out that the human eye’s natural lens acts like a magnifying glass, concentrating powerful solar radiation onto a single focal point on the retina.

Direct exposure can cause immediate physical harm, effectively melting delicate retinal cells and leaving a permanent black spot in a person’s central field of vision.

Optometrists in regional practices report seeing long-term damage from previous celestial events, noting that victims who burn the center of their retina lose their sharpest visual focus permanently.

Invisible damage and delayed diagnosis

In some cases, the brain can initially filter out small visual spots caused by solar burns, masking the damage from the individual affected.

However, ophthalmologists from regional hospitals like Tergooi MC warn that the physical scarring remains on the retina regardless of whether symptoms are immediately obvious.

Doctors expect to see a wave of patients over the coming years who unknowingly suffered eye injury during this eclipse, only discovering the cause during later routine eye exams.

Protecting your vision safely

Medical professionals emphasize that certified eclipse glasses are the only reliable way to view the phenomenon directly.

The warnings follow recent concerns about substandard safety gear, including issues where unsafe viewing glasses were removed from online marketplaces like Bol.com after failing to meet European protection standards.

Local residents who do not possess verified protective eyewear are advised to watch the event via official television broadcasts or live streams rather than risking direct exposure.

For those looking to secure proper gear, eclipse glasses sell out across Amsterdam quickly, but experts warn strongly against resorting to makeshift solutions.

Source: NH Nieuws

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