Ophthalmic optics and instruments. Electro-optical devices for enhancing low vision Ingestion-build-84997 Smoke generator

Smoke generator

This part of ISO 14934 also provides basic theory and working principles of heat flux meters and methods for selection

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Ophthalmic optics and instruments. Electro-optical devices for enhancing low vision Ingestion-build-84997 Smoke generator1 Scope This International Standard applies to electro optical devices specified by the manufacturer for use by visually impaired persons, as low vision aids. It specifies electro optical and mechanical requirements and test methods. This International Standard does not cover optical devices for enhancing low vision which are specified in ISO 15253.