New to Ken. Gao MC7 AF 2X multi -layer coating fully automatic 2x lens(Binde and Nikon two interfaces)Essence Color 95.Xinjing, no bumps.Both the lens and coating are intact and transparent.This head is used for automatic lens(Ultrasonic motor lens)Of course, it can also be used in the manual lens of the PK port AI port. It uses 7 multi -layer coating lenses. It is good for workmanship and good imaging.Any lens additional additional focal length, such as a 50mm lens, becomes a 100mm lens.Attach a front and rear lens cover, lens bag.Binde or Nikon lens use . Use credit card shellfish, you must pay 1%handling fee Please remind the seller what interface you need when delivery