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ATTACHMENT I
SPECIFICATIONS FOR THE TYPE HBS STANDARDIZED
REPLACEABLE LIGHT SOURCE
A Type HI3 1 light source shall be designed to conform to the dimensions specified in Figure 24.The dimension A utilized in the S9 Deflectiontest for replaceable light sources is 44.50 kO.25millimeters (1.75 0.010 inches). The diameter of the bulb aperture is34.3/34.2millimeters1.350/l .346 inches).Maximum power and luminous flux shall be as follows:
MAXIMUM POWER ON THE LOWER BEAM 60 WATTS
MAXIMUM POWER ON THE UPPER BEAM 70 WATTS
LUMINOUS FLUX IN LUMENS ON THE LOWER BEAM 1000 kl5
LUMINOUS FLUX IN LUMENS ON THE UPPER BEAM 1350 15
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FIGURE24 iS P E C I F I C A T I O N F O R T H E Hf
REPLACEABLE BULB
FRONT VIEW
SEAL GROOVE-AP rA
P LA N V I E W
R E F . P L A N E
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F I G U R E 2 4 - 3
S P E C I F I C A T I O N F O R T H E H B 5
RE P LA CE A B LE B ULB
VI W z L AJF ROM BULB END p s
G
ONSTANT
OPT. CONSTR.
VIEW Z
FROM BULB END
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FIGURE 24-5
SPECIFICATION FOR THE HB5
R E PL A C E A B L E B U L B
OPAQUE
C O A T I N G
OF UNDISTORTED PORTION
O F G L A S S T U B I N G
pi/j
H I G H B E A M F I L A M E N T
U N D I S T O R T E D
I GLASS
P L A N V I E WSIDE VIEW
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F I G U R E 2 4 - 6
SPECIFICATION FOR THE HB5
REPLACEABLE BULB
LO C K I N G F E A T U R E
AC
E X P L O D E D P L A N V I E W
MUST BE FREE OF FLASH
BLENDING RADII PE RMITTED
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Figu re 24 -7
SPECIFICATION FOR THE HB5REPLACEABLEBULB
MCKINGFEATURE
Dimensional SpecificationsFigure 24 6
AC
AD
AG
AK
AM
AN
.179+.008300230
.098 .008350 30
.217 .008
illimeters
4.55 .20300 302.50 2.203502305.50 .204 00
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F I G U R E 2 4 - 8
S P E C I F I C A T I O N F O R T H E H B 5
RE P LA CE A B LE B ULB
B ULB HO LDE R
15 M I C R O I N C H F I N I S HO N T H E S E S U R F A C E S M A X
A L L A ROUND
L O W B E A M F I L A M E N T
S H O W N A T F O C A L P O I N T
O F P A R A B O L A REF)P L A N V I E W
LO W B E A M FO CA L
P O I N T REF)
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