Radiant Heat and Visor Development
Crazing
Melting
Vision Std 8.0KW/m2
0
50
100
150
200
250
0 2 4 6 8 10 12
Time
Su
rfac
e T
emp
erat
ure
Vision std
• Crazing - 3 minutes,
• surface temp - 185oC
• Melting - 4 minutes,
• surface temp - 198oC
Promask Std 8.0KW/m2
0
50
100
150
200
250
0 2 4 6 8 10 12
Time
Su
rfa
ce
Te
mp
era
ture
Promask std
• Crazing - 2.5 minutes,
• surface temp - 160oC
• Melting - 3.5 minutes,
• surface temp - 185oC
ITO Visor 8.0kw/m2
0
100
200
300
400
0 2 4 6 8 10 12
Time
Su
rfa
ce
Te
mp
era
ture
ITO Taped 8.0kw/m2
050
100150
200250
300
0 2 4 6 8 10 12
Time
Su
rfa
ce
te
mp
era
ture
New Material 8.0kw/m2
0
50
100
150
200
250
0 5 10 15 20
Time
Su
rfa
ce
te
mp
era
ture
A Word of caution and a Dilemma