The Osram 64640 Halogen Light Bulb is sometimes referred to as "HLX 64640" which means that the bulb has Zenophot gas which replaces the krypton gas that is normally in most halogen light bulbs.
Primary Applications: Microscope, Scientific, Medical, and Dental
 
Osram HLX 64640 (FCS) Specifications:
- Mfg. Ordering Code: 54263
- ANSI Code: FCS
- Wattage: 150 Watt
- Voltage: 24 Volt
- Base: GY6.35
- Shape: T4
- Type: HLX Halogen
- Average Life Hours: 50 Hours