Shulian Zhang. Key and Whole-Chain Technologies for Birefringent Dual-Frequency Lasers and Interferometers[J]. Acta Optica Sinica, 2023, 43(1): 0114004
- Acta Optica Sinica
- Vol. 43, Issue 1, 0114004 (2023)
Fig. 1. Longitudinal Zeeman dual-frequency laser
Fig. 2. Transverse Zeeman dual-frequency laser
Fig. 3. Strong mode competition curves at 20 MHz frequency difference: laser intensity versus cavity long tuning
Fig. 4. Laser with frequency splitting caused by intra-cavity stress birefringence element,and the force is applied to the window plate
Fig. 5. Laser with frequency splitting caused by intra-cavity stress birefringence cavity mirror
Fig. 6. Stress birefringence dual-frequency laser in which the spring is fixed on the stress birefringence cavity by spring-loaded barrel hoop
Fig. 7. Relationship between the width of frequency domain and laser frequency difference
Fig. 8. Internal engraving stress dual-frequency laser. (a) Laser structure; (b) cross-section of laser output mirror
Fig. 9. Kovar-glass assembly-internal sculpting stress dual-frequency laser (provided by Beijing Leice Technology Co., Ltd.)
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