{"product_id":"lens-mount-adapter-for-nikon-g-f-ai-ais-to-sony-e-mount-aperture","title":"Lens Mount Adapter for Nikon G F AI AIS to Sony E Mount - Aperture","description":"\u003cp\u003eIn this review the adapter is judged on practicality and compatibility for photographers who want to use Nikon F lenses on Sony Alpha E-mount bodies. The bottom line: it is for hobbyists and pros who value mechanical control and infinity focus without electronics. The adapter's standout feature is a built-in aperture control ring that allows stop-down metering on Sony cameras, and the review focuses on fit, build, and optical reliability when adapting a wide range of Nikon G, F, AI and AIS lenses.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAperture control ring:\u003c\/strong\u003e Allows mechanical adjustment of iris for lenses without built-in aperture, enabling AE priority and manual stop-down metering on compatible Sony bodies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide lens compatibility:\u003c\/strong\u003e Accepts Nikon G, F, AI and AIS mount lenses so a broad collection of vintage and modern Nikkor glass can be used on Sony E-mount cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfinity focus preserved:\u003c\/strong\u003e The adapter allows infinity focus with a small calibrated shift marked by an L-shaped line to maintain focus stability across temperature changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth mounting surface:\u003c\/strong\u003e Metal surfaces and precise machining give an effortless mount and firm lock between lens and camera for steady shooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering support:\u003c\/strong\u003e Supports AE priority and manual stop-down metering on compatible Sony Alpha and NEX bodies for practical exposure control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe adapter suits photographers who own Nikon F-mount lenses and want to use them on Sony Alpha a7 series or older NEX cameras, while retaining mechanical aperture control and metering. It is particularly useful for owners of G-type and manual AI\/AIS lenses who need a simple, robust adapter rather than electronic coupling.\u003c\/p\u003e\n\u003cp\u003eThose who rely on autofocus, electronic lens data, or want full compatibility with later Sony models such as a7 II series or a7R II should look elsewhere, because this adapter provides no electronic communication and is not compatible with certain Sony bodies listed in the product notes.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorks with a wide range of Nikon F lenses including G, F, AI and AIS types for maximum lens reuse.\u003c\/li\u003e\n\u003cli\u003eBuilt-in aperture control ring gives practical stop-down metering and manual exposure control on many Sony bodies.\u003c\/li\u003e\n\u003cli\u003eSolid mechanical fit and smooth surface make lens mounting quick and reliable in the field.\u003c\/li\u003e\n\u003cli\u003eInfinity focus is preserved with a small calibrated shift so telephoto focus is reliable across temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo electronic contacts so autofocus, EXIF lens data and electronic aperture transmit are not available.\u003c\/li\u003e\n\u003cli\u003eSome Nikon AI lenses can be mounted but may not operate the aperture control ring due to physical pin differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eKent\u0026amp;Faith Concept\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounts supported\u003c\/td\u003e\n\u003ctd\u003eNikon G \/ F \/ AI \/ AIS lens to Sony E mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering support\u003c\/td\u003e\n\u003ctd\u003eAE Priority and Manual Stop-down Metering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture control\u003c\/td\u003e\n\u003ctd\u003eBuilt-in aperture control ring (mechanical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInfinity focus\u003c\/td\u003e\n\u003ctd\u003ePreserved with slight calibrated shift (L-shaped mark)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible cameras\u003c\/td\u003e\n\u003ctd\u003eSony Alpha a7, a7r, a7s and many NEX bodies (not compatible with a7 II, a7S II, a7R II)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis adapter is a practical, low-cost way to extend Nikon F lenses to Sony E-mount bodies while retaining manual aperture control and reliable infinity focus. It offers excellent value for photographers who shoot manual or stop-down exposure and who do not require autofocus or electronic lens data. For anyone preserving a lens collection, it is a sensible mechanical solution.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill autofocus work?\u003c\/strong\u003e\u003cbr\u003eAutofocus and electronic lens data are not supported; this adapter is mechanical only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan AI lenses use the aperture ring?\u003c\/strong\u003e\u003cbr\u003eAI lenses can be mounted but the aperture control ring may not function with some AI lenses because of the Nikon G pin design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes infinity focus work?\u003c\/strong\u003e\u003cbr\u003eYes, infinity focus is allowed; the adapter uses a slight positive shift marked by an L-shaped line to maintain focus accuracy.\u003c\/p\u003e","brand":"Kent\u0026Faith Concept","offers":[{"title":"Default Title","offer_id":48263350059227,"sku":"B00LECYFKE","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61eWkiA2cHL.__AC_SX300_SY300_QL70_FMwebp.webp?v=1778324530","url":"https:\/\/gearmusthave.com\/products\/lens-mount-adapter-for-nikon-g-f-ai-ais-to-sony-e-mount-aperture","provider":"GearMustHave","version":"1.0","type":"link"}