Vision, Hearing, and Reaction Tests.

TM 38-400/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12

device, portable (NSN 6930-00-526-3639). If the testing

4-33. Vision, Hearing, and Reaction Tests.

equipment cannot be obtained through supply channels,

These tests (properly administered) will

equivalent materials may be constructed locally,

ensure that operators of MHE possess at least minimum

provided they are made to accurately measure the

requirements for a safe operation.

physical characteristics as prescribed (fig 4-111).

Equipment for these tests is available in

the Federal supply system as driver testing and training

4-77