Alignment of zoom optical system based on aberration feature analysis

Table 1. Detection results of optical system
View table
View in Article
Table 1. Detection results of optical system
测量位置焦距/mm MTF（中心视场） MTF（0.7视场）
理论值实际值理论值实际值理论值实际值
长焦 13.8±0.2 13.85 0.45 0.36 0.25 0.133
短焦 280±0.2 279.93 0.55 0.42 0.35 0.256

Table 2. Results of eccentricity detection

View table

View in Article

Table 2. Results of eccentricity detection

光学元件	偏心/μm	倾斜/（″）
胶合镜1	12.324	54.8
透镜2	8.268	102.3
胶合镜2	3.764	71.4
透镜4	5.955	32.7
透镜5	2.015	66.2
胶合镜3	3.906	35.9
透镜7	1.554	80.3
透镜8	5.676	66.8
透镜9	4.534	42.3
透镜10	10.357	25.3

Table 3. Optical element sensitivity grades

View table

View in Article

Table 3. Optical element sensitivity grades

敏感等级	偏心＞±0.01 mm		倾斜＞0.003 rad（ $Unknown environment 'document'$ ）
敏感等级	光学元件	MTF变换量	光学元件	MTF变换量
1	透镜10	±0.241	透镜5	±0.312
2	透镜5	±0.226	透镜7	±0.283
3	胶合镜1	±0.218	胶合镜1	±0.254
4	透镜7	±0.202	透镜2	±0.226
5	透镜4	±0.093	胶合镜2	±0.098
6	胶合镜2	±0.043	胶合镜3	±0.063
7	透镜2	±0.036	透镜4	±0.074
8	胶合镜3	±0.031	透镜8	±0.031
9	透镜9	±0.025	透镜10	±0.028
10	透镜8	±0.022	透镜9	±0.025

Table 4. Eccentric adjustment results

View table

View in Article

Table 4. Eccentric adjustment results

光学元件	偏心/μm	倾斜/（″）
胶合镜1	3.059	9.1
透镜2	2.690	40.4
胶合镜2	3.608	202
透镜4	4.362	17.1
透镜5	5.127	17.7
胶合镜3	5.244	23.4
透镜7	4.507	6.7
透镜8	3.725	49.2
透镜9	5.415	2.3
透镜10	1.885	20.1

Table 5. Measured value of long and short focal length MTF
View table
View in Article
Table 5. Measured value of long and short focal length MTF
测量位置 MTF（中心视场） MTF（0.7视场）
理论值实际值理论值实际值
长焦 0.45 0.453 0.25 0.256
短焦 0.55 0.552 0.35 0.358

Tools

Get Citation

Copy Citation Text

Yue ZHAO, Hua LI, Shifa KANG, Xing QIN, Huinan GUO. Alignment of zoom optical system based on aberration feature analysis[J]. Journal of Applied Optics, 2020, 41(2): 389

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites