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3900S
CW TUNABLE TI:SAPPHIRE LASER
- Up to 3.5 W TEM00 output for high-power applications
- Tunable from 675 to 1100 nm
- Computer-optimized Z-fold cavity for maximum power and ease of alignment
- Etalon option available for narrow linewidth applications
3900S CW Tunable Ti:Sapphire Laser
The Spectra-Physics® Model 3900S is a high-performance, tunable, solid state IR laser. It delivers tunable, CW output from 675 to 1100 nm in a low-cost package. Pumped with either an argon ion laser or 532 nm diode-pumped solid state laser, the Model 3900S solid state Ti:Sapphire laser produces up to 3.5 W of TEM00 output for the broadest range of IR applications.
Applications
| Spectroscopy |
| Fiber laser research |
| Telecommunications research |
| Semiconductor studies |
| Average Power2 | 675 nm6 | 700 nm | 790 nm | 1000 nm | 1050 nm7 | |
| Millennia eV 10 W | 800 mW | 1.2 W | 2.2 W | 500 mW | 500 mW | |
| Millennia eV 5 W | NA | 600 mW | 1.0 W | 250 mW | NA | |
| Average Power2 | 675 nm6 | 700 nm | 790 nm | 1000 nm | 1050 nm7 | ||
| Broadband Optics | 700–1000 nm | ||||||
| Optional X-Long Optics | 950–1100 nm | ||||||
| Optional Blue Optics | 675–750 nm | ||||||
| Average Power2 | 675 nm6 | 700 nm | 790 nm | 1000 nm | 1050 nm7 | ||
| Standard 3900S | <40 GHz | ||||||
| With Thin Etalon | <15 GHz | ||||||
| With Thin/Thick Etalon | <1 GHz | ||||||
| Average Power2 | 675 nm6 | 700 nm | 790 nm | 1000 nm | 1050 nm7 | ||
| Noise3 | <1% | ||||||
| Power Drift4 | <3% | ||||||
| Average Power2 | 675 nm6 | 700 nm | 790 nm | 1000 nm | 1050 nm7 | ||
| Spatial Mode | TEMoo | ||||||
| Polarization | >100:1 Horizontal | ||||||
| Beam Diameter (1/e²)5 | 0.95 mm | ||||||
| Beam Divergence, full angle5 | <1 mrad | ||||||
1. Due to our continuous product improvement program, specifications may change without notice. Specifications only apply when the 3900S is pumped by a Spectra-Physics Millennia eV 10 W or 5 W pump laser.
2. Power specified using the appropriate pump laser
3. RMS, measured in a 10 Hz to 1 MHz bandwidth
4. For a 2-hour period after a 1 hour warm up and <±3°C temperature change
5. Specifications apply to operations at the peak wavelength
6. Using additional blue optics
7. Using additional x-long optics
3900S Dimensions
Similar Products
| Product | Description |
 |
Matisse 2 Narrow linewidth tunable ring dye or Ti:Sapphire lasers |
Supporting Products
| Product | Description |
 |
Millennia eV Highest power 532 nm pump lasers, up to 25 W |
 |
10a Low power thermal sensors – 20 mW to 10 W |