White Dwarf TPA – two photon absorption laser for nanolithography
Most Powerful Laser for Two-Photon Absorption (TPA) Nanolithography.
- Wavelength: 800 nm
- Repetition rate: 2 MHz
- Average power: >8 W
- Pumped by industry-grade Yb-femtosecond laser
Introduction
Most Powerful Lasers for Two-Photon Absorption (TPA) Nanolithography.
The White Dwarf TPA is a femtosecond laser system specifically designed for two-photon absorption (TPA) maskless nanolithography, offering unparalleled performance and precision.
The exceptional average power and repetition rate of the White Dwarf TPA enables researchers and engineers to scale nano-resolution and production speed, reaching new horizons of nanofabrication. Its compact, one-box solution ensures robustness and ease of machine integration.
Enhanced pulse control allows you to match your pulse intensity and dispersion management to the sample – for ultimate nanofabrication productivity.
Features
Highest Average Power
more than 8 W at 2 MHz repetition rate.
One-Box Design
an integrated temperature stabilized one-box design enhancing compactness and robustness.
Enhanced Pulse Control
optional dispersion compensation for optimal pulse intensity at the sample.
Specs
| WD-TPA | WD-TPA-pro | |
|---|---|---|
| Central wavelength | 800 nm | 800 nm |
| Average power | > 5 W | > 8 W |
| Pulse duration FWHM |
< 50 fs | < 50 fs |
| Dispersion compensation optional |
Up to -6000 fs² | up to -6000 fs² |
| Pulse energy compressed |
> 2.5 µJ | > 4 µJ |
| Repetition rate | 2 MHz | 2 MHz |
| Beam quality M2 | < 1.3 | < 1.3 |
| Power stability 12 hrs |
< 0.5% | < 0.5% |
| Dimensions | 95 cm x 65 cm | 95 cm x 65 cm |
Applications
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Maskless TPA Nanolithography
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Opto-couplers
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Microlenses
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Metamaterials
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Surface functionalization
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Multi-photon imaging






