ampguy
Veteran
Note that this guitar at rest, only has the G string (3rd from left) focused at a point and then getting wider towards it's winder and back to the nut.
Focus was on the low E, far R tuner, min focus, 1.4 with 75/1.4 lux.
Any ideas?
Focus was on the low E, far R tuner, min focus, 1.4 with 75/1.4 lux.
Any ideas?

leicashot
Well-known
Not sure what you mean. You mean the focus wasn't where you intended? Maybe you didin't account for recomposing?
dof
Fiat Lux
The Telecaster may well be the M3 of electric guitars.
Mmm hmm.
Mmm hmm.
ampguy
Veteran
What I mean
What I mean
is that the point of focus is only showing the G string rendered in the way it is, and the thinner and thicker strings (Ernie Ball 10-46s) have a different rendering.
Focus is fine. Rendering on the G (3rd from L) string is different than others. Guitar is still, shutter was fast, light was even (well maybe not 100% and that may be the key ...)
What I mean
is that the point of focus is only showing the G string rendered in the way it is, and the thinner and thicker strings (Ernie Ball 10-46s) have a different rendering.
Focus is fine. Rendering on the G (3rd from L) string is different than others. Guitar is still, shutter was fast, light was even (well maybe not 100% and that may be the key ...)
Not sure what you mean. You mean the focus wasn't where you intended? Maybe you didin't account for recomposing?
ampguy
Veteran
well
well
I can re-string a tele in the dark, but could not begin to load an M3 ...
well
I can re-string a tele in the dark, but could not begin to load an M3 ...
The Telecaster may well be the M3 of electric guitars.
Mmm hmm.
leicashot
Well-known
Yes what you're referring to is the impression of depth of field, which has a different effect according to the specific lens, angle/composition and focus distance. If you're wanting 'no distortion' in bokeh, it's almost impossible. The only lens I've seen come close to this is the 50 lux ASPH, but distortion in bokeh is inevitable. If you pull back the focus distance the increased depth of field will give a clearer representation with less distortion.
ampguy
Veteran
no, still not what I mean
no, still not what I mean
I mean at the point of focus on the string, which all strings, at least the left 5 have between the nut and their tuning peg or not and string tree for the left most 2. The contrast is different on the G string. It's brighter, and it is rendered narrowest at it's point of sharp focus.
Not talking about boke or dof here.
no, still not what I mean
I mean at the point of focus on the string, which all strings, at least the left 5 have between the nut and their tuning peg or not and string tree for the left most 2. The contrast is different on the G string. It's brighter, and it is rendered narrowest at it's point of sharp focus.
Not talking about boke or dof here.
Yes what you're referring to is the impression of depth of field, which has a different effect according to the specific lens, angle/composition and focus distance. If you're wanting 'no distortion' in bokeh, it's almost impossible. The only lens I've seen come close to this is the 50 lux ASPH, but distortion in bokeh is inevitable. If you pull back the focus distance the increased depth of field will give a clearer representation with less distortion.
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leicashot
Well-known
I mean at the point of focus on the string, which all strings, at least the left 5 have between the nut and their tuning peg or not and string tree for the left most 2. The contrast is different on the G string. It's brighter, and it is rendered narrowest at it's point of sharp focus.
Not talking about boke or dof here.
I understand that you think you're not talking about bokeh or DOF, but I think you should be, because that is what's happening here. What else could you possibly think it is? A problem with the lens?
ampguy
Veteran
well
well
What I'm wondering is why the G string is brighter in this photo. The lens is fine. The boke and dof are not what I'm concerned with, it's the brightness and contrast of the G string here.
I'm wondering if this batch of EB strings had higher nickel content in the G strings, and perhaps the M8's IR sensitivity may be picking up on it.
well
What I'm wondering is why the G string is brighter in this photo. The lens is fine. The boke and dof are not what I'm concerned with, it's the brightness and contrast of the G string here.
I'm wondering if this batch of EB strings had higher nickel content in the G strings, and perhaps the M8's IR sensitivity may be picking up on it.
I understand that you think you're not talking about bokeh or DOF, but I think you should be, because that is what's happening here. What else could you possibly think it is? A problem with the lens?
leicashot
Well-known
I see it as that's how the light was on that string, and the f/1.4 aperture combined to accentuate it. Well that's my guess. I think it works well...may I say that maybe you're just looking a little 'too' hard at it 
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