Great Color/Contrast, Okay Sharpness, Horrible Fringing

jameszhan

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Before I dive in, I just want to give you a heads-up that I rented this lens, so it's not a brand-new copy, but it is a perfectly functioning used, retail copy.

I found that color and contrast are usually the two things that separate pro-grade lenses from consumer-grade lenses, and this ridiculously expensive lens does nail those two things, especially after retouching. It renders beautiful bokeh too. Here's a shot I took with this lens today that I'm very happy with.

263c26cbbdc94badb08da6c2c14d4eea.jpg

Its autofocus is quite mediocre when I use it in AI-Servo mode in broad daylight. It sometimes hunts even though the subject (human face) is only moving back and forth. I still prefer STM over USM because STM is so much faster, quieter and seems to hunt less for some reason. My Canon EF-S 18-135mm STM kit lens focuses faster than this 50mm/1.2 and you can't even hear the motor working.

The sharpness is alright. I needed to do some AFMA after getting the lens but I made sure the shots I'm judging on are in focus. It's not nearly as sharp as some of the new lenses and if you zoom in 100%, you can just see a little bit of softness at where you focused.

The most disappointing part is the color fringing. It's horrendous. For a $1.3k lens, this is quite unacceptable. I get it that the lens is over 10 years old, but I'm merely stating the problem, which exists, although I'm sure my APS-C body made the fringing worse. Also yes stopping down the aperture will solve the problem but still, I would like to use f/1.2, and the consumers are paying for the extra glass.

7ca3e6a0da9d4efda08051eabe9b9cb7.jpg

In general I can say that I quite enjoyed the lens, but Canon should really develop a Mark II version of this!

--
-_- is the face I make when people assume I'm a newbie because I have an APS-C camera.
Photography is my art, my craft. View my works in my gallery!
 
the love/hate following of this lens is well documented. in fact if you peruse the Fred Miranda user reviews I don't think any L lens rates lower, and the last time I checked it was canon's lowest rated 50mm prime.
 
the love/hate following of this lens is well documented. in fact if you peruse the Fred Miranda user reviews I don't think any L lens rates lower, and the last time I checked it was canon's lowest rated 50mm prime.
 
Its autofocus is quite mediocre when I use it in AI-Servo mode in broad daylight. It sometimes hunts even though the subject (human face) is only moving back and forth. I still prefer STM over USM because STM is so much faster, quieter and seems to hunt less for some reason.
Where did you find a 50L with STM to compare?
 
jameszhan wrote:
I still prefer STM over USM because STM is so much faster, quieter and seems to hunt less for some reason.
I find it just the opposite. My 40mm STM is noticeably slower and noisier (but both tolerable) than my 50mm 1.4 USM........and my 50 is not even true ring-type USM. The 40 does seem to hunt less. I use these on my 6D.
 
Its autofocus is quite mediocre when I use it in AI-Servo mode in broad daylight. It sometimes hunts even though the subject (human face) is only moving back and forth. I still prefer STM over USM because STM is so much faster, quieter and seems to hunt less for some reason.
Where did you find a 50L with STM to compare?
It's not an STM version of it. It's just the STM in the non-L kit lens I have.
 
Its autofocus is quite mediocre when I use it in AI-Servo mode in broad daylight. It sometimes hunts even though the subject (human face) is only moving back and forth. I still prefer STM over USM because STM is so much faster, quieter and seems to hunt less for some reason.
Where did you find a 50L with STM to compare?
It's not an STM version of it. It's just the STM in the non-L kit lens I have.
Those are very different lenses. You cannot draw conclusions about USM vs. STM based on that.
 
I like my 50mm 1.2, but I can understand that other people might not.

It has a most definite "look".

I can't imagine getting rid of mine....even though I use it rarely.



Diane....50mm 1.2
Diane....50mm 1.2





Diane...50mm 1.2 2
Diane...50mm 1.2 2







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A perfect example of spherochromatism in the lower image of original post.

Because the back side of the coat is out of focus, certain color fringing is evident that is not evident farther away (or it would be straight chromatism!). Also not that the back side of her face does not show this effect.
 

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