Light Sources 
AF-OS420Fiber Optic Light Sources
AF-OS420 Light Source
The AF-OS420 is a rugged, low cost LED light source optimized for testing 50 and 62.5 micron multimode applications. The AF-OS420 has two LED outputs, a 850nm fixed ST active device mount and a 1300nm fixed ST active device mount for testing insertion loss in a multimode fiber applications. This dual port unit can be used to test Gigabit Ethernet and other multimode LAN systems.
This easy to operate unit features a 3 position slide switch, 850nm - OFF - 1300nm and a low battery indicator.
Key Features
- Multimode
- 850nm & 1300nm LED
- Low Battery Indicator
- Side Adjustment Pots for both LED's
- Compact and Rugged Case
- Protective Rubber Boot
AF-OS420 Source Specifications
| Applications | POF and Multimode |
| Modulation | |
| Wavelength (λ) | 850nm ± 30nm / 1300nm ± 30nm |
| Output Power | >-18dBm for both 850nm and 1300nm, Individually Adjustable |
| Connector Styles | 850nm - ST, 1300nm - ST |
| Controls | 3 Position switch, 850 - OFF - 1300 |
| Power | 2AA Batteries or AC Power Converter |
| Low Battery Indicator | Yes |
| Enclosure Size | Compact Handheld (L-4.94" / W-2.75" / H-1.2") |
| Operation Temperature | -10°C to +50°C (45% Hum, non condensing) |
| Storage Temperature | -20°C to +60°C (75% Hum, non condensing) |
| Protective Rubber Boot | Added Feature |
Light Sources AF-OS420
