IWASAKI LIGHTING - EYE Lighting International of North America, Inc.

HID BULBS & MONOGRAMS I
Light Center Length
HID LAMP INFORMATION
Blown Tubular (BT) Elliptical (E), (ED) Elliptical Tubular (ET) Reflector (R) Tubular (T)
Diameter
BT56
1 EYE logo
2 Lamp family
3 Easy-to-Read
lamp description
4 NEMA supported,
Vermont legislated
Mercury warning
insignia for disposal
purposes
Maximum Overall Length
Bulb Shapes
Note: Bulb size or diameter (maximum) is expressed in an eighth of an inch (1/8”) for one unit. For instance, a BT56 bulb
is 56 eighths of an inch in diameter, or 7 inches in diameter. See ANSI C79.1 for a complete details on bulb shapes.
Lamp Dimension Key
Maximum Overall Length
(M.O.L.):
MOL is measured from the end of
the lamp base to the top of the
outer jacket.
Light Center Length (L.C.L.):
The distance from the light center
to a specifi ed reference point on
the lamp.
Diameter:
The diameter is the maximum
diameter of the glass bulb.
Nominal
Diameter
EYE MULTI-METAL IGNITEK
MP400SX/BU/I
57974 M59/O USA 117 06 R
Light Center Length
Easier to Read Lamp Monograms
Maximum Overall Length
Contact to Contact
Maximum Overall Double Length (M.O.L.): Ended
The distance between the ends of the bases.
Contact to Contact:
The length between contacts is the distance
between the metal contacts which are recessed inside
the ends of the bases.
Nominal Diameter:
The approximate diameter of the tube.
5 Code of
Federal Regulation
UV Safety Code
6 Julian Date Code:
Day of the Year
(Manufacture)
7 Country of origin
8 ANSI Rating, lamp code
9 Product code
I-2 Call: 888-665-2677 • Fax: 800-811-7395 • e-mail: sales@eyelighting.com • web: www.eyelighting.com
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