On 21 Oct 1998 01:02:32 GMT, williamsbd@aol.com (WilliamsBD) wrote:

>>Hi! I own a Nikon FM10 and the 35-70mm lenses that comes with it has a
>>aperture of f/3.5-4.8 as indicated. If I'm not wrong, it means that at 35mm
>>the aperture is f3.5 while it is f4.5 at 70mm. The smallest aperture is f22
>>so does that actually means that at 70mm, the actual aperture is smaller
>>than f22???? If I'm wrong, pls correct me??

>Actually, it means that at 70mm, your lens can open from f4.5 to f22 while at
>35 mm it can open from f3.5 to f22. The 3.5-4.8 means maximum opening which
>changes--not the minimum.
[rest deleted...]

Um, in this Nikon, the whole aperture set slips toward the smaller side
as the variable-aperture zoom is shifted toward the long end.
So at 70mm in the zoom above, the actual aperture is smaller than
f22 when set at f22...