▁many ▁others , ▁noted ▁the ▁loss ▁of ▁the ▁sc rew - drive ▁aut of ocus ▁motor ▁and ▁the ▁top ▁L CD ▁panel . ▁ ▁N ikon ▁D 4 0 x ▁▁ ▁On ▁March ▁ 6 , ▁ 2 0 0 7 , ▁N ikon ▁introduced ▁the ▁D 4 0 X , ▁a ▁sister ▁camera ▁to ▁the ▁D 4 0 . ▁While ▁identical ▁in ▁external ▁design ▁to ▁the ▁D 4 0 , ▁it ▁has ▁a ▁ 1 0 . 2 - m eg ap ixel ▁C CD ▁sensor , ▁continuous ▁shooting ▁up ▁to ▁ 3 ▁frames ▁per ▁second , ▁and ▁a ▁base ▁sens itivity ▁of ▁ISO ▁ 1 0 0 ▁( as ▁noted ▁above , ▁each ▁pixel ▁in ▁the ▁ 1 0 . 2 - m eg ap ixel ▁sensor ▁receives ▁less ▁light ▁than ▁the ▁pixels ▁in ▁the ▁D 4 0 ▁sensor ). ▁It ▁has ▁a ▁flash ▁sync ▁speed ▁of ▁ 1 / 2 0 0 ▁seconds ▁compared ▁to ▁the ▁D 4 0 ' s ▁ 1 / 5 0 0 ▁seconds . ▁It ▁is ▁otherwise ▁identical . ▁ ▁The ▁launch ▁was ▁accompanied ▁by ▁the ▁introduction ▁of ▁a ▁new ▁consumer - level ▁tele photo ▁zoom ▁with ▁v ibration ▁reduction . ▁N ikon ▁ceased ▁production ▁of ▁the ▁D 4 0 X ▁in ▁December ▁ 2 0 0 7 , ▁shortly ▁before ▁they ▁introduced ▁its ▁successor , ▁the ▁N ikon ▁D 6 0 . ▁ ▁Gallery ▁ ▁See ▁also ▁ ▁List ▁of ▁N ikon ▁compatible ▁l enses ▁with ▁integrated ▁aut of ocus - mot or ▁N