Reply to thread

Message

<blockquote data-quote="fotojack" data-source="post: 47861" data-attributes="member: 16">The short answer is NO! DO NOT USE a PRE AI or NON AI LENS ON YOUR D7000!!The&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; original F-mount appeared in 1959, and lenses that were produced&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; from then until about 1979 are usually referred to as Pre-AI, or non AI.&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; These lenses are dangerous on current Nikon bodies. With the&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; exception of a modified F5 or F6 and the D40, D40x, D60, D3000, D3100, D5000 or D5100, mounting&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; one of these lenses on your new Nikon will result in damage,&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; so don't even try it. If you find that you have one of these&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; lenses and want to use it on a current camera, you must have&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; the lens converted to AI first. Nikon used to do this, but now&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; it's done by a number of independent companies.In&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; 1977 Nikon added a feature called Aperture Indexing (AI). By&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; about 1979, most Nikkor lenses were being produced with AI. Any&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; AI or later lens will mount on all current Nikon bodies. Most&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; bodies, however, will not meter with such lenses, as they don't&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; have the mechanical indexing parts to get maximum aperture information&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; from the lens. Exceptions are the F100, F5, F6, D1 series, D2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; series,&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; D3 series, D7000, D300 series, and D700, some of which have slightly different metering compatibilities&nbsp; &nbsp; &nbsp; &nbsp;&nbsp; with these lenses.Here's a handy link for you: <a href="http://www.bythom.com/lensacronyms.htm" target="_blank">http://www.bythom.com/lensacronyms.htm</a></blockquote>

[QUOTE="fotojack, post: 47861, member: 16"] [FONT=Verdana][SIZE=2]The short answer is NO! DO NOT USE a PRE AI or NON AI LENS ON YOUR D7000!! The original F-mount appeared in 1959, and lenses that were produced from then until about 1979 are usually referred to as Pre-AI, or non AI. These lenses are dangerous on current Nikon bodies. With the exception of a [B][I]modified[/I][/B] F5 or F6 and the D40, D40x, D60, D3000, D3100, D5000 or D5100, mounting one of these lenses on your new Nikon will result in damage, so don't even try it. If you find that you have one of these lenses and want to use it on a current camera, you [B][I]must[/I][/B] have the lens converted to AI first. Nikon used to do this, but now it's done by a number of independent companies. [/SIZE][/FONT][FONT=Verdana][SIZE=2]In 1977 Nikon added a feature called Aperture Indexing (AI). By about 1979, most Nikkor lenses were being produced with AI. Any AI or later lens will mount on all current Nikon bodies. Most bodies, however, will not meter with such lenses, as they don't have the mechanical indexing parts to get maximum aperture information from the lens. Exceptions are the F100, F5, F6, D1 series, D2 series, D3 series, D7000, D300 series, and D700, some of which have slightly different metering compatibilities with these lenses. Here's a handy link for you: [url]http://www.bythom.com/lensacronyms.htm[/url] [/SIZE][/FONT] [/QUOTE]

Verification