olympus vf-3
Olympus external electronic viewfinder VF -3 , appeared in America , priced at $ 179.99 . Viewfinder with 922,000 pixels , 0.97x magnification and eye alignment with the 17.4mm . vf -3 , a series of xz -1 , and all the pen can be used. Olympus VF -3 with 100% field of view , only 28g .