▁ ▁Design ▁The ▁two ▁G - series ▁cam eras ▁have ▁tit an ium - cl ad ▁bodies ▁and ▁use ▁the ▁Cont ax ▁G - mount , ▁an ▁electronic ▁aut of ocus ▁mount . ▁When ▁tested ▁in ▁ 1 9 9 5 , ▁the ▁Cont ax ▁G 1 ▁cost ▁ ▁with ▁the ▁ 4 5   mm ▁Plan ar ▁l ens ; ▁the ▁ 2 8   mm ▁Bi og on ▁and ▁ 9 0   mm ▁S onn ar ▁l enses ▁were ▁each ▁, ▁and ▁the ▁list ▁price ▁for ▁the ▁ 1 6   mm ▁H olog on ▁was ▁. ▁The ▁ 4 5   mm ▁Plan ar ▁was ▁listed ▁separately ▁at ▁. ▁The ▁Cont ax ▁G 2 ▁listed ▁for ▁ ▁with ▁the ▁ 4 5   mm ▁Plan ar ▁l ens ▁in ▁ 1 9 9 9 . ▁ ▁Crit ics ▁were ▁quick ▁to ▁acc use ▁the ▁G 1 ▁of ▁not ▁being ▁a ▁" true " ▁( me chan ical ) ▁range find er , ▁since ▁it ▁used ▁aut of ocus ▁and ▁electron ically ▁linked ▁mechan isms . ▁However , ▁the ▁AF ▁mechanism ▁in ▁the ▁G - series ▁does ▁indeed ▁use ▁a ▁tw in - window ▁system ▁much ▁like ▁that ▁of ▁the ▁older ▁mechanical ▁range find ers ▁— ▁only ▁in ▁electronic ▁form . ▁The ▁view find er ▁covers ▁the ▁field ▁of ▁view ▁for ▁l enses ▁of ▁foc al ▁lengths ▁between ▁ 2 8 ▁and ▁ 9 0   mm ▁through ▁an ▁optical ▁zoom , ▁and ▁automatically ▁compens ates ▁for ▁par alla x