User manual SIGMA 30MM F2.8 EX DN

[. . . ] J E D F N Es I S Dk C K R P 330120101 ENGLISH Thank you very much for purchasing a Sigma Lens. [. . . ] A FOR MICRO FOUR THIRDS MOUNT ENGLISH This lens can be used with Micro Four Thirds™ System lens mount specification cameras. You cannot use it on Four Thirds™ System lens mount specification cameras. Two or more filters and/or special thicker filters, like a polarizing filter, may cause vignetting. FOR SONY E-MOUNT MOUNT This lens can be used with Sony camera system E-mount cameras. BASIC CARE AND STORAGE Avoid any shocks or exposure to extreme high or low temperatures or to humidity. For extended storage, choose a cool and dry place, preferably with good ventilation. To avoid damage to the lens coating, keep away from mothballs or naphthalene gas. Do not use thinner, benzine or other organic cleaning agents to remove dirt or finger prints from the lens elements. [. . . ] ENGLISH The glass materials used in the lens do not contain environmentally hazardous lead and arsenic. [. . . ]