Jian-dong GAO, Hua-zhong XIANG, Nian-ning LI, Cheng WANG, Gang ZHENG, Song-lin ZHUANG, Da-wei ZHANG. Influence of Weight Function on Progressive Addition Lens Design[J]. Acta Photonica Sinica, 2020, 49(9): 0922001
- Acta Photonica Sinica
- Vol. 49, Issue 9, 0922001 (2020)
Fig. 1. Progressive addition lens (Distance zone, Near zone, Intermediate zone, Blending zones)
Fig. 2. Zones of weight function, including high weightzone, low weight zone and transition zone
Fig. 3. Three distributions of different weight functions
Fig. 4. Distribution of mean curvature P
Fig. 5. Simulation results of lens sphere
Fig. 6. Simulation results of lens astigmatism
Fig. 7. Measurement results of lens sphere
Fig. 8. Measurement results of lens astigmatism
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Table 1. Combination of weight functions for different transitionzone widths
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Table 2. Basic parameters of lens
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Table 3. The area and viewing angle of PALs
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