Yongfeng Zhang, Hao Xian. Effects of Gap and Decenter of Mask on Narrow-Band Algorithm with Ideal Templates for Co-Phasing a Segmented Mirror[J]. Laser & Optoelectronics Progress, 2020, 57(8): 081101
- Laser & Optoelectronics Progress
- Vol. 57, Issue 8, 081101 (2020)
Fig. 1. Schematic of Cartesian coordinate system and relative position relationship between segment and mask
Fig. 2. Far field patterns without gap and mask decenter, corresponding to different piston errors. (a) 0; (b) π/11; (c) 2π/11; (d) 3π/11; (e) 4π/11; (f) 5π/11; (g) 6π/11; (h) 7π/11; (i) 8π/11; (j) 9π/11; (k) 10π/11
Fig. 3. Far field patterns from mask with different piston and gap, but without decenter. kδ equals (a) 0; (b) π/11; (c) 2π/11; (d) 3π/11; (e) 4π/11; (f) 5π/11; (g) 6π/11; (h) 7π/11; (i) 8π/11; (j) 9π/11; (k) 10π/11
Fig. 4. Intensity distributions for different gaps in vertical direction when kδ=6π/11
Fig. 5. Far field patterns from mask with different piston and decenter, but without gap. kδ equals (a) 0; (b) π/11;(c) 2π/11; (d) 3π/11; (e) 4π/11; (f) 5π/11; (g) 6π/11; (h) 7π/11; (i) 8π/11; (j) 9π/11; (k) 10π/11
Fig. 6. Correlation coefficients between templates
Fig. 7. Correlation coefficients between templates and far field patterns of mask with different gap and piston. gratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
Fig. 8. Correlation coefficients between templates and far field patterns of mask with different gap. gratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
Fig. 9. Matching results between templates and far field patterns of mask with different gap. gratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
Fig. 10. Correlation coefficients between templates and far field patterns of mask with different decenter and piston. Δyratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
Fig. 11. Correlation coefficients between templates and far field patterns of mask with different decenter.Δyratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
Fig. 12. Matching results between templates and far field patterns of mask with different decenter. Δyratio equals (a) 0.1; (b) 0.2; (c) 0.3; (d) 0.4; (e) 0.5; (f) 0.6; (g) 0.7; (h) 0.8; (i) 0.9
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