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目镜视场数与视场角换算公式及汇总:tan(0.5*FOV)=FN/(2*EFL)

时间:2026-08-20 10:10:51   作者:Leslie   来源:正势利   阅读:32   评论:0
内容摘要:《目镜视场角与线视场换算公式FN=2*EFL*tan(0.5*FOV)》tan(0.5*FOV)=FN/2/EFLFOV为全视场角ΓFNF=250/Γtan(0.5*FOV)=FN/(2F)FOV(全视场角°)510500.111.42511500.1112.55512500.1213.69513500.1314.81...

《目镜视场角与线视场换算公式FN=2*EFL*tan(0.5*FOV)》

tan(0.5*FOV)=FN/2/EFL

FOV为全视场角

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
5 10 50 0.1 11.42
5 11 50 0.11 12.55
5 12 50 0.12 13.69
5 13 50 0.13 14.81
5 14 50 0.14 15.94
5 15 50 0.15 17.06
5 16 50 0.16 18.18
5 17 50 0.17 19.30
5 18 50 0.18 20.41
5 19 50 0.19 21.52
5 20 50 0.2 22.62
5 21 50 0.21 23.72
5 22 50 0.22 24.81
5 23 50 0.23 25.91
5 24 50 0.24 26.99
5 25 50 0.25 28.07
5 26 50 0.26 29.15
5 26.5 50 0.265 29.68
5 27 50 0.27 30.22
5 28 50 0.28 31.28
5 29 50 0.29 32.34
5 30 50 0.3 33.40
5 31 50 0.31 34.45
5 32 50 0.32 35.49
5 33 50 0.33 36.53
5 34 50 0.34 37.56
5 35 50 0.35 38.58
5 36 50 0.36 39.60
5 37 50 0.37 40.61
5 38 50 0.38 41.61
5 39 50 0.39 42.61
5 40 50 0.4 43.60
5 41 50 0.41 44.59
5 42 50 0.42 45.56
5 43 50 0.43 46.54
5 44 50 0.44 47.50
5 45 50 0.45 48.46
5 46 50 0.46 49.40
5 47 50 0.47 50.35
5 48 50 0.48 51.28
5 49 50 0.49 52.21
5 50 50 0.5 53.13
5 51 50 0.51 54.04
5 52 50 0.52 54.95
5 53 50 0.53 55.85
5 54 50 0.54 56.74
5 55 50 0.55 57.62
5 56 50 0.56 58.50
5 57 50 0.57 59.37
5 58 50 0.58 60.23

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
10 10 25 0.2 22.62
10 11 25 0.22 24.81
10 12 25 0.24 26.99
10 13 25 0.26 29.15
10 14 25 0.28 31.28
10 15 25 0.3 33.40
10 16 25 0.32 35.49
10 17 25 0.34 37.56
10 18 25 0.36 39.60
10 19 25 0.38 41.61
10 20 25 0.4 43.60
10 21 25 0.42 45.56
10 22 25 0.44 47.50
10 23 25 0.46 49.40
10 24 25 0.48 51.28
10 25 25 0.5 53.13
10 26 25 0.52 54.95
10 26.5 25 0.53 55.85
10 27 25 0.54 56.74

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
12.5 10 20 0.25 28.07
12.5 11 20 0.275 30.75
12.5 12 20 0.3 33.40
12.5 13 20 0.325 36.01
12.5 14 20 0.35 38.58
12.5 15 20 0.375 41.11
12.5 16 20 0.4 43.60
12.5 17 20 0.425 46.05
12.5 18 20 0.45 48.46
12.5 19 20 0.475 50.82
12.5 20 20 0.5 53.13
12.5 21 20 0.525 55.40
12.5 22 20 0.55 57.62
12.5 23 20 0.575 59.80
12.5 24 20 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
15 10 16.67 0.3 33.40
15 11 16.67 0.33 36.53
15 12 16.67 0.36 39.60
15 13 16.67 0.39 42.61
15 14 16.67 0.42 45.56
15 15 16.67 0.45 48.46
15 16 16.67 0.48 51.28
15 17 16.67 0.51 54.04
15 18 16.67 0.54 56.74
15 19 16.67 0.57 59.37
15 20 16.67 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
16 10 15.625 0.32 35.49
16 11 15.625 0.352 38.78
16 12 15.625 0.384 42.01
16 13 15.625 0.416 45.17
16 14 15.625 0.448 48.26
16 15 15.625 0.48 51.28
16 16 15.625 0.512 54.22
16 17 15.625 0.544 57.09
16 18 15.625 0.576 59.88
16 19 15.625 0.608 62.60

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
20 2 12.5 0.08 9.15
20 3 12.5 0.12 13.69
20 4 12.5 0.16 18.18
20 5 12.5 0.2 22.62
20 6 12.5 0.24 26.99
20 7 12.5 0.28 31.28
20 8 12.5 0.32 35.49
20 9 12.5 0.36 39.60
20 10 12.5 0.4 43.60
20 11 12.5 0.44 47.50
20 12 12.5 0.48 51.28
20 13 12.5 0.52 54.95
20 14 12.5 0.56 58.50
20 15 12.5 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
25 2 10 0.1 11.42
25 3 10 0.15 17.06
25 4 10 0.2 22.62
25 5 10 0.25 28.07
25 6 10 0.3 33.40
25 7 10 0.35 38.58
25 8 10 0.4 43.60
25 9 10 0.45 48.46
25 10 10 0.5 53.13
25 11 10 0.55 57.62
25 12 10 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
30 2 8.33 0.12 13.69
30 3 8.33 0.18 20.41
30 4 8.33 0.24 26.99
30 5 8.33 0.3 33.40
30 6 8.33 0.36 39.60
30 7 8.33 0.42 45.56
30 8 8.33 0.48 51.28
30 9 8.33 0.54 56.74
30 10 8.33 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
40 2 6.25 0.16 18.18
40 3 6.25 0.24 26.99
40 4 6.25 0.32 35.49
40 5 6.25 0.4 43.60
40 6 6.25 0.48 51.28
40 7 6.25 0.56 58.50
40 8 6.25 0.64 65.24

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
50 2 5.00 0.2 22.62
50 3 5.00 0.3 33.40
50 4 5.00 0.4 43.60
50 5 5.00 0.5 53.13
50 6 5.00 0.6 61.93

 Γ FN F=250/ Γ tan(0.5*FOV)=FN/(2F) FOV(全视场角°)
60 2 4.17 0.24 26.99
60 3 4.17 0.36 39.60
60 4 4.17 0.48 51.28
60 5 4.17 0.6 61.93

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