Walk through this. You get a cut and clean it appropriately, then cover it with triple antibiotic ointment. After a day or so, the wound and the surrounding skin get painful and red. Thinking your cut is infected you put more triple antibiotic ointment on it, which makes dermatitis worse.
The high quality, medium telephoto macro lens, has been developed for photographers who demand the highest level of optical quality. The new Hybrid IS system features up to 4-stop correction, compensating for the effects of camera shake, during normal shooting.
The image of the subject, which is taken by both lenses, will have same magnification, however the size of backgrounds will be different. The picture, which is taken by 50mm/f2.8 EX Macro Lens, will have wider background if compared with the 105/f2.8 Macro Lens.