Taking lens system
A lens system and lens technology, applied in the fields of lenses, instruments, optics, etc., can solve the relationship between the inappropriate shape of the first lens element, difficulty in manufacturing peripheral performance, and the focal power of the first and second lens elements Inappropriate and other problems, to achieve the effect of low cost, small cost, and reduced sensitivity
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example 1
[0100] [Asphere data of surface r2]
[0101] ε=-0.77750×10, A4=0.30133, A6=-0.18716
[0102] [Asphere data of surface r3]
[0103] ε=-0.32536×10, A4=0.12859, A6=0.96276×10 -1
[0104] [Asphere data for surface r4]
[0105] ε=-0.17634×10 2 , A4=0.16810, A6=0.37183×10 -1 , A8=0.13745, A10=-0.27842×10 -1
[0106] [Asphere data of surface r5]
[0107] ε=0.29577, A4=0.49555×10 -1 , A6=-0.17811×10 -1 , A8=-0.14756×10 -1 , A10=0.29727×10 -1
[0108] [Asphere data of surface r6]
[0109] ε=0.17544×10, A4=-0.24387, A6=0.11001, A8=-0.45300×10 -1 , A10=0.24779×10 -1 , A12=-0.87870×10 -2
[0110] [Asphere data for surface r7]
[0111] ε=-0.40000×10, A4=-0.15919, A6=0.91191×10 -1 , A8=-0.38452×10 -1 , A10=0.91696×10 -2 , A12=-0.97609×10 -3
[0112] Table 2
example 2
[0115] [Asphere data of surface r2]
[0116] ε=-0.52989×10, A4=0.28235, A6=-0.14635
[0117] [Asphere data of surface r3]
[0118] ε=-0.35960×10, A4=0.13545, A6=0.68161×10 -1
[0119] [Asphere data for surface r4]
[0120] ε=-0.68322×10, A4=-0.38560×10 -1 , A6=-0.22741×10 -1 , A8=0.94379×10 -2 , A10=0.36530×10 -1
[0121] [Asphere data of surface r5]
[0122] ε=0.45134, A4=-0.16882×10 -1 , A6=-0.44234×10 -2 , A8=0.17818×10 -1 , A10=0.55365×10 -2
[0123] [Asphere data of surface r6]
[0124] ε=0.20629×10, A4=-0.33010, A6=0.13147, A8=-0.49477×10 -1 , A10=0.31953×10 -1 , A12=-0.10098×10 -1
[0125] [Asphere data for surface r7]
[0126] ε=-0.40000×10, A4=-0.15498, A6=0.82349×10 -1 , A8=-0.35200×10 -1 , A10=0.88419×10 -2 , A12=-0.95148×10 -3
[0127]
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