Military Ballistic EyewearGENERAL PRINCIPLE OF OPERATION:
◆ Using Nitrogen as a propellant, the unit fires a missile( aka “frag”) at the eyewear under test.
◆ Eyewearto be tested is placed on the headform*
◆ Frags are loaded and locked into place, and fired at prescribed locations of the headform.
◆ A laser sighting is provided for accurate and repeatable testing.
◆ Frags come in 2 specifications
◆ For spectaclestesting, 0.15 ( 5.8 grain) T37 frags are used, at 700-725fps
◆ For goggle 0 .22 (17 grain), t37 , 5 frags are used at 580-590fps
◆ A separate fixed gun barrrel is provide for each frag type. These are fixed in position and do not require swopping in and out.
◆ Velocity is user adjustable, and has a calibrated chronograph ( timer) to indicate velocity.
◆ Headform is enclosed in impact resistantPolycarbonate/metal cage, with safety interlocks on the door.
※ Alderson 50th percentile or CE EN166/168 Medium or Small headforms can be supplied.
ASSEMBLY.
The unit is fully-assembled on receipt. User will need to connect up a nitrogen tank as propellant.
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