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Sony SAL-300F28G G Series 300mm f/2.8 Super Telephoto Lens for Sony Alpha Digital SLR Camera

Product Description :
G Series 300mm f28 G super telephoto lens for long-shot precision and crisp portraits even in low light
SSM Super Sonic Wave Motor for fast autofocus fast internal focusing--lens length does not change
2 DMF Direct Manual Focus modes
Electronic slider focus range selector switch versatile focus hold with 4 buttons on lens