Using AFX method
begin lens
group: pentaxSLR
multiplier: 1.5
aperture: 3.5
calibrated: true
menu_lens: smc PENTAX-DA 18-55mm f/3.5-5.6 AL II
cal_abc: 18.0 0.0050952 -0.0234536 0.0013383
cal_abc: 24.4 -0.0038460 0.0151504 -0.0335293
cal_abc: 35.0 -0.0169450 0.0606844 -0.0683042
cal_abc: 47.5 -0.0052325 0.0264854 -0.0323449
cal_abc: 55.0 0.0064826 -0.0140305 0.0114208
end
