Ignoramus4324 wrote:
I wonder if I can use the following bulbs to light varios areas of my
home where I like to have a lot of light:

400 watt BT37 Mogul Base Coated Horizontal Burn +/- 15 degrees High
Output Position Oriented Metal Halide Sylvania Light Bulb
(Sylvania MS400/3K/HOR 64498)

Our Part #: SL64498
Manufacturer: Sylvania
Manufacturer Code: MS400/3K/HOR
Price: $93.99 Each
Case Size: 6 ($563.94/Case)
Specifications
Light Output: 33,500 lumens
Energy Used: 400 watts
Average Lifetime: 20,000 hours
Bulb Type: BT37
Base Type: Position Oriented Mogul
Color: 3,200K
CRI: 70
Length: 11.5 inches


Might want to ask in sci.engr.lighting

Here's a picture of my 1500 MH yard light. It turns night into day.

http://members.cox.net/michaelshaffer/mhlamp.jpg