a miniature and large aperture superwide - angle lens whose aberration is satisfactorily corrected consisting of ten lenses grouped in nine lens components wherein the following conditions to are satisfied : 1 . f / 1 . 25 & lt ;| f 1 . 2 . 3 . 4 |& lt ; f , f 1 . 2 . 3 . 4 & lt ; 0 2 . f / 0 . 8 & lt ;| f 1 . 2 . 3 . 4 . 5 . 6 . 7 |& lt ; f / 0 . 5 , f 1 . 2 . 3 . 4 . 5 . 6 . 7 & lt ; 0 3 . ν 5 & lt ; 30 , ν 7 & lt ; 27 4 . 2 . 3f & lt ; r 13 & lt ; 3 . 0f 5 . 1 . 3f & lt ; & lt ; 1 . 7f 6 . 0 . 6f & lt ; & lt ; 0 . 8f