This is the genuine Sony 2x teleconverter "SAL20TC." This item extends the focal length by a factor of two when attached to compatible lenses. It's useful for capturing larger subjects in scenes where you want to take telephoto shots. It can be used with A-mount single-lens reflex cameras and some mirrorless cameras. Autofocus also functions when combined with AF-compatible lenses (※depending on the usage environment). 【Specifications】 Model: SAL20TC Magnification: 2.0x Mount: A-mount Compatible Models: Sony α series (A-mount cameras) Country of Manufacture: JAPAN 【Item Condition】 Appearance: Scratches from normal use (see photos) Optics: No effect on shooting Operation confirmed (manual and AF linkage also OK) No deterioration of the mount or contacts 【Included Accessories】 Front cap (MINOLTA engraved) Rear cap 【Remarks】 ※Teleconverters are limited to compatible lenses, so please check before use. ※The condition of the appearance and optics is based on subjective assessment. Feel free to ask if you have any questions! Immediate purchase is welcome! ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝ Trade-in (purchase) of unwanted items "Kaitori Maxas Gifu Tajimi Store" Gifu, Aichi, Mie This product was purchased in these areas. Please also refer to the Kaitori Maxas HP if you like https://kaitorimakxas.com/shop/gihu_ena/ ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝