The model HD-2205PRO High-Definition Super Telephoto Conversion lens is made of the high index coated optical glass elements with new concept of lens designing using two-group/four-element lens...
The model HD-7062PRO, HD-7000PRO high definition Wideangle conversion lens are made of the high index optical glass with new concept of lens designing using three-group/three-element lens formula...
The image distortion occurs more or less with a wideangle lens on, but this particular lens is especially made for Distortion Free?-1.3?? based on the sophisticated lens formula which produces a...