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Posts for: sparky192
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Nov 12, 2011 10:42:16   #
I will post some photos when the adapter arrives, but with no glass it should be as good as the old lens always was...
Except of course it will be totally manual
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Nov 12, 2011 10:36:34   #
I found it on Ebay!
A glassless adapter to use my old FD lenses on my EF rebel. it is listed as canon fd to ef ultra slim adaptor. it will not focus to infinity ( but with 500MM I rarely do anyway)
with no glass the lens quality should remain the same and there is no loss of an F stop for an extra chunk of glass.
Hoping to get the results I used to get on my AEI with 2X teleconverter and shooting wildlife at 1000MM....
Cost me $50 but pretty cheap if it works - if not? Well I have spent more on less...
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Nov 12, 2011 09:07:27   #
beat me to it - darn - myy first thought was spaghetti
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Nov 12, 2011 09:03:13   #
I grabbed this the other morning after a heavy frost. It is now my desktop background, the more I see it the more I like it, but I want to learn how to do latering and put a deer or two in the background

frosty pine macro

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Nov 12, 2011 08:58:47   #
Well, you can change colour to B&W but you cannot shoot in B&W and change to colour!!
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Nov 12, 2011 08:56:20   #
I have not used the Mavica but a very good friend has one and is very happy with it... For $40, I would buy it even just for a backup camera
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Nov 11, 2011 18:57:57   #
Good deal at the fish market today??? LOL
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Nov 11, 2011 13:20:34   #
a "glassy" marble
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Nov 11, 2011 12:21:34   #
OB
Roger that my friend, actually I am playing with using 12VAC on the external relay. Then it should release after 1/60 second which should trigger the shutter and release.
However, I have boxes of parts from back in the days when new stuff had to be built LOL before you could buy anything like it. I will look for a TIP120 and cross ref it. I am fairly sure I had some darlingtons back when.
Thanks AGIN
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Nov 11, 2011 10:01:51   #
an eyeball
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Nov 11, 2011 09:56:51   #
Thanks OB,
but the problem appears to be that the SCR continues to conduct after the gate trigger voltage is removed. I am trying to use a relay to open the circuit after the shutter is tripped to bring the SCR back to a non-conductive state, in effect resetting it?????
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Nov 10, 2011 19:02:42   #
all my AE1 lenses are FD. you need a fd to ef converter
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Nov 10, 2011 09:59:34   #
Since getting into digital and learning about post processing I find myself taking more "stock" photos for later use.
This morning we had the first of this year's hoar frost so I ran out into the yard and grabbed these.
I thought some folks in southern areas may have never seen hoar frost. These are beside the house.
Now if I can learn how to do layers and superimpose... And I can't wait until we get heavy frost on the windows, the patterns are like snowflakes - no two are the same.

pine branch


pines spruce and willows


willow leaf

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Nov 10, 2011 09:26:51   #
I have a technical problem to overcome.
I built a "Freeze-Frame" circuit that uses either sound or light to trigger a flash. I want to uses it to trigger the shutter on my Canon XSi but the firing pulse seems too short. It will fire a flash but not the camera. It uses an SCR to provide a grounded pulse.
Can anyone tell me how I can make the trigger pulse last longer?
I have a 12V micro relay but have to make it self latching, then how to unlatch the relay after the shot? Perhaps a timing capacitor?
Forty years ago I knew this stuff, now it escapes me.
The "strobe" connector is the trigger output...

freeze frame schematic

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Nov 6, 2011 21:50:17   #
toyota isnt that pronounced toy auto?

wisht I had a kamra
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