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Mask Vision Field Tester
Overview
Mask vision field tester is apertometer to evalute the effective field of vision of full face mask, half face mask or other respirator. Fitting the mask to the dummy head, lighting the lamp in each eye socket of dummy head, then tracing the curve of shadow on the half shpere part of equipment by apertometer. Measurements of both total field of vision and overlapping field of vision can be made as standard requirements.
Standard
EN 136 Technical Respiratory protective devices – Full face masks – Requirements, testing, marking
GB 2626 Respiratory protective – Non-powered air-purifying particle respirator
EN 12941 Respiratory protective devices – Powered filtering devices incorporating a helmet or hood – Requirements, testing, marking
Features
- Stable struction with easy operation.
- Dummy head move on guide rail freely.
Specification
Item | Detail |
Diameter of half sphere | 610 mm |
Dummy head | 1 |
Lamp at eye stock | 2 |
Power supply | 220V, 50/60 HZ |
Dimension | 720mm×720mm×900mm |
Net weight | 20 kg |
Configuration
No. | Product |
2044001 | Mask Vision Field Tester |
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