ZFA-V-457 – Laser at 457 nm
The ZFA-V-457 is a high-performance 457 nm CW diode laser designed for applications that require long coherence length, precise wavelength stability, and excellent beam quality. With a coherence length >1 meter and near TEM₀₀ transverse mode, this laser provides diffraction-limited performance and reliable operation for advanced optical systems. This blue diode laser is widely used in holography, interferometry, Raman spectroscopy, fluorescence excitation, photolithography, flow cytometry, DNA sequencing, LIDAR, and precision metrology, providing consistent performance and a long lifetime of 10,000 hours.
Features
- 457 ±1 nm stabilized blue wavelength
- Long coherence length >1 m
- Near TEM₀₀ transverse mode
- M² factor <1.5 (high beam quality)
- Continuous Wave (CW) operation
- Output power up to 30 mW
- Excellent power stability (<1% RMS available)
- Low beam divergence (<1.0 mrad)
Applications
- Holography
- Interferometry
- Fluorescence analysis
- Photolithography
- Flow cytometry
- DNA sequencing
- Raman spectroscopy
- Laser radar (LIDAR)
Specifications
| Parameter | Specification |
|---|---|
| Wavelength | 457 ±1 nm |
| Operating Mode | Continuous Wave (CW) |
| Output Power Options | >1 mW, 2 mW, 3 mW … up to 30 mW |
| Power Stability (RMS, 4 hrs) | <1%, <2%, <3% |
| Transverse Mode | Near TEM₀₀ |
| Coherence Length | >1 m |
| M² Factor | <1.5 |
| Beam Diameter at Aperture (1/e²) | ~3.5 mm |
| Beam Divergence (Full Angle) | <1.0 mrad |
| Polarization Ratio | >50:1 (>100:1 optional) |
| Polarization Direction | Horizontal ±5° (Vertical optional) |
| Warm-Up Time | <5 minutes |
| Beam Height from Base Plate | 30 mm |
| Operating Temperature | 20–30 °C |
| Power Supply | QDI-S-F (100–240 VAC) |
| Expected Lifetime | 10,000 hours |
| Warranty | 1 year |
Download
Download data sheet
