Make use of your existing Pentax K-mount AF lenses on your Sony E-mount camera with this Lens Mount Adapter with Aperture Control Dial from FotodioX. Precision-crafted out of hardened anodized aluminum, the adapter provides a secure and solid camera-to-lens connection . Additionally, it supports infinity focus.

K-Mount Lens to Sony E-Mount Camera    Supports Infinity Focus    Built-In Aperture Control Dial    Anodized Aluminum Construction

Related Questions and Answers

Q: 1. How does the aperture control work? Does it have a mechanical connection to the lens' aperture?

A: No. The aperture is driven manually.

Q: 2. Will this adapter work with the Modern Nikon lenses and the older AI lenses?

A: The Vello Nikon F-Mount G Lens to Sony E-Mount Camera Lens Adapter with Aperture Control works with Nikon F mount lenses that either have an aperture ring such as an AI, AIS, D-AF series, as well as the G-AF series which lack the adapter ring. It is a manual focus adapter.

Q: 3. Hello, those this works with a Minolta "beercan" 70-210 to a sony a7iii?

A: Yes, it is compatible.

Q: 4. Does this also fit E mount lens or A only?

A: This adapter is for A mount only.

Q: 5. Will this adapter work with the Sigma 18-35 f1.8 A mount? I am hearing that modern lenses might not work because of a pin inside the adapter..

A: You will not have aperture control and it would not be AF

Q: 6. Will the iris adjustment pin have clearance to mount a Rokinon 10mm cine lens? I'm afraid it may hit part of the lens due to low clearance. Of course auto functions will not work with this lens.

A: Yes it is compatible with your lens and the pin will not interfere with the mounting.

Q: 7. If I mount it to my Nikon 1 J1 camera, the camera doesn't recognise the lens. Camera gives a non lens placed message error and will not continue. What am I doing wrong?

A: I boughht/have a Nikon J5 from B&H, I also have 6 Nikon lenses for my Nikon D810. My question to B&H was would lenses adapt to the J5. Answer: Yes, if i purchased an adapter. I purchased the adapter ($39.95) Result does not work. Personally went to B&H store in NY. Explained Problem: Result: Purchase a Nikon FT1 adapter ($236.95) and load a Firmware program. (forgetaboutit) Disappointed with B&H.Happy Rosh Hashana B&H, maybe next year you will do better.

Q: 8. Is it compatible these lens Sigma10-20EX DG, nikon50f1.4D,85f1.8D,Ais 55 macrof3.5,Ai lens? My camera is sony a7IV.

A: Sigma 10-20mm f/3.5 EX DC HSM Lens for Nikon F B&H # SI102035SN MFR # 202306 will work with the Nikon F mount G to Sony E adapter but it will not cover the sensor of your a7IV.

Q: 9. Can I use this with a Nikon d-7100 body?

A: No, one cannot use the FotodioX Nikon F-Mount Pro Lens Adapter with Aperture Control for Nikon 1 Cameras on a Nikon D7100 body.

Q: 10. Can I use this with a k -mount lens that isn't an AF lens (that is, a pentax k mount camera that is fully manual)?

A: FotodioX Mount Adapter with Aperture Control Dial connects Pentax K mount lenses to Olympus or Panasonic micro 4/3 mirorless camera bodies. There are no adapters to attach K-mount to K-mount and convert manual lens into an autofocus lens.