Wall-mounted vision chart light box WZ SLB-3
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Basic Specs：This vision chart light box has a 2.5m test distance, 200 – 700Lx brightness, 600VA power, and AC 220V/50Hz or 110V/60Hz input voltage.
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Size & Weight：Product size is 600x300x15mm, package size 740x350x80mm, with a package weight of 0.9kg.
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Overall Features：As a standardized vision – testing device, it uses stable light for clear chart display, suiting medical/school screening, with custom targets and eye – friendly lighting.
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