REPORT ON PRE-PRODUCTION SAMPLES OF FLYING GOGGLES-TYPE II.
Abstract
Consideration was given to the following: Lenses (visibility, transmittance curve, dominant wave length, colorimetric purity, power, surface examination, fire-resistance, identification); Frames (fire-resistance, replacement of lenses, snap fasteners, ventilating holes, fit-the-face, labeling); Packaging (envelopes for replacement lenses, carrying container).
Document Details
- Document Type
- Technical Report
- Publication Date
- Feb 10, 1953
- Accession Number
- AD0663653