2788715

MODUK DTD-1281 [ Beyond Review Date ]

Optical Requirements for Aircrew Helmet Visors and Uncorrected Sunglasses (06.80)

standard by British Defence Standards , 01/01/1980

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Full Description

BEYOND REVIEW DATE

INTRODUCTION

This specification details the optical requirements for visors and spectacles, flying, for use with aircrew helmets. The specification applies to filter visors used for glare protection to plano sunglasses and to clear visors used for blast and debris protection and to combinations of both.

It is intended that this specification be used to complement particular helmet and associated visor or sunglasses specifications which will detail materials, shape, thickness and function.

 

Product Details

Edition:
I4
Published:
01/01/1980
Number of Pages:
21
File Size:
1 file , 950 KB