Huixing Zhang, Quanying Wu, Yunhai Tang, Xuanzhi Lv, Xiaoyi Chen, Yuwei Hou. Bi-directional fitting design of meridian lines for progressive addition lenses[J]. Infrared and Laser Engineering, 2022, 51(6): 20210630
- Infrared and Laser Engineering
- Vol. 51, Issue 6, 20210630 (2022)
Fig. 1. Schematic diagram of areas of progressive addition lenses (PALs)
Fig. 2. View in vertical elevation (xy ) of PALs
Fig. 3. Focal power curves of the meridian line
Fig. 4. Focal power curves for three kinds of the meridian lines
Fig. 5. Power of PALs. (a) Meridian 1; (b) Meridian 2; (c) Meridian 3
Fig. 6. Astigmatism of PALs. (a) Meridian 1; (b) Meridian 2; (c) Meridian 3
Fig. 7. [in Chinese]
Fig. 7. Power and astigmatism of manufactured PALs
|
Table 1. Comparison of the lenses performance parameters
Set citation alerts for the article
Please enter your email address
© Copyright 2018-2021 | Chinese Laser Press. All Rights Reserved 沪ICP备15018463号-20