AC220V 50Hz Mask Visual Field Tester Durable With Low Weight High Standers
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Detailed Product Description
Mask visual field tester
Overview
Mask visual field tester is used to determine whether the visual field under the mask meets the requirements.
Applicable standards
· GB 2890-2009 Respiratory protection self-priming filter gas mask · GB / T32610-2016 Technical Specifications of Daily Protective Masks
Technical parameter
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Product Tags: cable extruder machine cable manufacturing machine |
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