At 10:14 AM 12/5/01 +0100, Boz wrote: >Hi, >That's not an easy task. The aperture markings usually correspond to >the widest aperture. So, if you set the focal length to 50 and the >aperture ring to where "8" is marked, you will have f/8 @ 28 and >something like f/13.5 @ 80 mm.
>The trouble with the variable apertures comes in play when you >use manual flash, studio flash, etc. > >Cheers, >Boz Okay, so using a variable aperture zoom is fairly hit or miss when metering manually. So a fixed aperture zoom is what is required if one wants to be certain about matching exposure to your metering, correct? Will I be able to set f8 on a fixed aperture zoom and know it is going to be f8 if I zoom in or out? (My choices among Pentax autofocus are rather limited - the wicked expensive 28-70/f2.8 or the very inexpensive 28-70/f4) --Mike - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .
