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Author Topic: Yashica YF with Canon 50/1.8 LTM  (Read 299 times)
br1078lum
PFMcFarland
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« on: October 05, 2011, 08:38:05 PM »

Seeing as the roll of color I ran through the camera was so over/under exposed, I figured it was time to get a bit more practice in using Sunny 16 before it goes off for an overhaul.  Unfortunately the session was cut short at the 20th frame when the camera malfunctioned.  But I got a few good shots before it went on the fritz.  The camera was loaded with a 36 exposure roll of Ilford FP4 PLUS 125, commercially developed and scanned. The lens had a Spiratone Series VI OR 2 filter mounted in an Ednalite 617 adapter ring, with a no-name hood.


New Construction by br1078phot, on Flickr
The Daleville (VA) Town Center area keeps growing, with new buildings going up one after the other.  Not sure what this is going to be. 

I cropped most of the foreground on this one, and an offending waterspot on the left that the lab left for me.


Clouds With Flare by br1078phot, on Flickr
Not sure what happened here.  I was using a proper size hood, but still got some reflection it seems from the chrome Spiratone filter ring.


Clouds Over The Hill by br1078phot, on Flickr
Turned the camera horizontal, and didn't get a flare.  Win some, loose some.


Fulhart Knob, Flattop, and Grindstone Knob by br1078phot, on Flickr
I like the contrast on this Ilford.  View from a hilltop parking lot in an industrial center.  The Appalachian Trail runs along the ridges in the background.


Tinker Mountain Cloud by br1078phot, on Flickr
It’s hard to see, but Interstate-81 runs along the base of this mountain.  And the Appalachian Trail around the other side.


Wide Skies by br1078phot, on Flickr
If you want to get a wide photo of the sky, you either have to be on the side of a mountain, or at the largest open area of flat land around, the airport.  Looking towards the end of Runway 26.  Or maybe it's the start of Runway 03.


Just Clouds by br1078phot, on Flickr
Really shows the effect of the Orange 2 filter, as opposed to using a Red 25a filter.  With the 25a, the sky would be almost black.


ROA Tower by br1078phot, on Flickr
The new control tower at Roanoke Regional.  This one I did lighten a little bit, as I misjudged the exposure.  And I had to straighten the picture to keep it from looking like the Leaning Tower of Pisa.


Eight Shots In One by br1078phot, on Flickr
And here is where the camera gave up widing to the next frame.  I didn't notice it until I was ten miles, and six exposures away from the airport.

There are a couple more shots on Flickr that are just subjects I used for testing the effectiveness of my repairs, or show some of the other faults I discovered, or caused.  You can see them at:
http://www.flickr.com/photos/7699588@N07/sets/72157627703683973/

PF
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Dean Williams
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« Reply #1 on: October 05, 2011, 10:55:19 PM »

Too bad about the transport problem.  There were probably some good ones in there, too!  That's
sometimes the way it goes. 
Besides the transport, it looks like you may have a 2nd curtain catching up, or the 1st one is slowing
down.  Hard to tell for sure without full frame evenly lit exposures, but you might want to have a look
at that if you have to go into it.  Rollers sometimes get sticky, or their springs just get a little tired.

Good luck with it.

Dean
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Dean W
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Oh, and it's been SIX almost SEVEN years!  Smiley
Larry;  Try to keep up!
br1078lum
PFMcFarland
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« Reply #2 on: October 06, 2011, 07:36:29 PM »

Dean, which photo(s) shows the shutter lagging you are talking about?

PF
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Dean Williams
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« Reply #3 on: October 06, 2011, 11:02:42 PM »

PF, in 1, 3, 4, and 5.  Like I mentioned, it's hard to be sure without full frames and an evenly lit scene.  Sometimes the
position of the sun in landscapes will give a similar impression, but when I see a number of frames on the same roll that
seem to have one side slightly lighter than the other side, it gets me thinking about this.  I used to do a lot of camera
work, and I suppose I look for it without thinking about it.

You can check it fairly easily for the expense of one roll of B&W film.  I used to do preliminary focal plane shutter diagnosis
by taking two exposures each at all speeds between 1/25 through 1/1000, or whatever the top speed is.  Use a monotone
surface, such as the side of your house, preferably on a lightly overcast day.  Soup your film and scan the negs.  If you
see lighter exposure on the left side of the scans, one of the curtains is acting up.  Generally, it's most noticeable on
the higher speeds, and often doesn't show up on the ones that run through the slow speed escapement.

BTW, it wasn't a criticism of your shots.  Just thinking mechanical on my part.

Dean
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Dean W
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Oh, and it's been SIX almost SEVEN years!  Smiley
Larry;  Try to keep up!
br1078lum
PFMcFarland
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« Reply #4 on: October 07, 2011, 06:15:09 AM »

Dean, I agree with your assessment, and didn't take it as critisism.  On a couple of the shots, it most likely is mostly due to the sun angle, but I can see on the "Fulhart Knob,..." photo what you mean.  I figure with all the other problems this camera has, a little shutter lagging is not a surprise.  It's going in for an ovehaul, so that will hopefully go away.  

My one main concern was whether I got the lens cleaned properly, and if it focused correctly.  That seems to be okay.  And secondly was to identify any mechanical faults with the camera, which I now have a long list of.  Any thing you noticed is good to know, as two sets of eyes are better than one, though I suspect that between the two of us, there are six pairs of eyes (counting glasses with bi-focals).  :-)

PF
« Last Edit: October 08, 2011, 07:59:12 PM by br1078lum » Logged

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Murphy
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« Reply #5 on: October 08, 2011, 07:04:19 PM »

Very nice, crisp sharp shots. The YF is quite a fine camera and worth getting fixed (you could also it to me if you don't' want to deal with that!). I have the matching 50mm F1.8 Yashinon, but no YF. The Yashinon is a absolutely razor sharp, beautifully crafted lens, sort of a precursor of what was to come in the later line of fixed lens Yashicas.
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br1078lum
PFMcFarland
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« Reply #6 on: October 08, 2011, 08:02:08 PM »

I'll keep you in mind Dave if I ever get the urge to make the YF a fully Yashica model again.  So far, I have a Canon and a Leica lens for it, and had to pass on a Sun 135mm that went wicked cheap.

PF
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Murphy
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« Reply #7 on: October 08, 2011, 10:12:07 PM »

Sun lenses are very good. I have a 135mm now on a reflex box for leica thread and I've owned the 90mm F4.
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