"X" sync is for electronic flash and works at 1/60 or slower speeds. FP
stnc is for flashbulbs #26 and will work at any speed. I beleve the bulbs
are almost impossible to find today, and they were extremely expensive the
last time in a conventional flashgun. Hope this helps.
Dave Fineman
Andy Meldrum wrote:
> Quite an Olympus day today. First I picked up my rejuvenated OM1 from
> Shutter Box in Camberwell. New light seals and a fixed wind on crank
> and a new focussing screen. Apparently the innards are in great
> shape, not bad for a camera 27 years old..
>
> I then went home and popped in to have a look at the T32 I had seen.
> It was in great shape (could have been brand new, bar a few shallow
> scratches on the perspex lens). To cut a long story they ended up
> asking AU$100 for it, which I immediatly took! Then off to try it out
> on my son's birthday outing to a climbing wall !!
>
> So I now have a T20 & a T32. (The T20 has a calculator in feet, as I
> bought it in California, the T32 is in metres..) I was planning on
> selling the T20, but I get the impression the T32 is almost too big to
> mount on the flash adaptor of the OM1. Its a heavy beast, and a lot of
> the weight is a long way from the mount. Can this be a problem ??
> Should I hang on to the T20 for use on the body ??
>
> My next question is a lot more basic, but I still can't get my head
> round it.
>
> What exactly is the function of the X/FP switch when shooting
> manually, which is all the OM1 does, and how should I set about
> shooting with a flash...
>
> As far as I can tell in the X position the flash is timed to flash
> when the shutter is open when shooting at 1/30s. i.e I should set the
> shutter speed to 1/30s when shooting with a flash. The aperture is
> then chosen from those available on the calculator if in auto mode (2
> choices on the T20, 3 on the T32), or manually, based on the number
> (20 or 20/32) and the aperture, I guess... What is the relationship
> between 20/32 and aperture and here do the numbers 20,32 come from
> anyway ??
>
> And FP??? Whats that all about. I get the impression it is related to
> real live flash bulbs, but thats it !!
>
> So many questions ! I have been though the FAQ and it is a bit light
> when it comes to flash photography. My goal here is to be able to
> shoot snapshots indoors and have a fair idea what I'm going to get in
> the end !! After all, how hard can it be !!
>
> Andy.
>
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