Sigma 135mm f/1.8 Rumored Again, As Well as a Sigma 14mm f/1.8 [CR1]

I recall forum discussion in relation to wide aperture stabilised primes and how Tamron is apparently released their 1.8 VC primes for simple reason that F1.4 stabilised prime was technically too challenging due to AF group internal movement and associated lens internal space constraint. Sorry, I misread your comment re Canon 135F2.0. Still believe that Sigma more likely to release unstabilised wider apperture prime.

Maiaibing said:
Alex_M said:
stabilised 135mm F1.8 prime ? I doubt it is even possible.

Certainly possible - why do you even think this is a problem? Apart from that I was talking about the rumourd Canon 135mm f/2.0 STF.
 
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Alex_M said:
I recall forum discussion in relation to wide aperture stabilised primes and how Tamron is apparently released their 1.8 VC primes for simple reason that F1.4 stabilised prime was technically too challenging due to AF group internal movement and associated lens internal space constraint. Sorry, I misread your comment re Canon 135F2.0. Still believe that Sigma more likely to release unstabilised wider apperture prime.

Maiaibing said:
Alex_M said:
stabilised 135mm F1.8 prime ? I doubt it is even possible.

Certainly possible - why do you even think this is a problem? Apart from that I was talking about the rumourd Canon 135mm f/2.0 STF.
Small handful out there already that are f/1.8 and f/1.7 from SONY and Fuji at shorter focal length, so I'm sure Canon (and Sigma) can do it in a large 135mm shell.
 
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Note: this post is a 'little' off-topic. I have a question concerning Sigma's 50mm 1.4Art. If you (anyone reading this) could buy this lens for $679.99USD would you? I have the opportunity to...and it currently lists on B&H for $949.00USD. Seems like an incredible deal. And it is all on the up-and-up - i.e. from a reputable source. (Secondarily, is this a dumb question...? :o )
This would be for a brand new lens...
 
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FramerMCB said:
Note: this post is a 'little' off-topic. I have a question concerning Sigma's 50mm 1.4Art. If you (anyone reading this) could buy this lens for $679.99USD would you? I have the opportunity to...and it currently lists on B&H for $949.00USD. Seems like an incredible deal. And it is all on the up-and-up - i.e. from a reputable source. (Secondarily, is this a dumb question...? :o )
This would be for a brand new lens...

Was happy with mine. Incredible sharpness (I like that). Sold it to get either the new Sigma or Canon 85mm f/1.4 (once we know what the Canon is like and costs).

I needed the Sigma dock to make mine focus correctly at all distances as there was some variation in the needed MA from close to distantly focused subjects.
 
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FramerMCB said:
Note: this post is a 'little' off-topic. I have a question concerning Sigma's 50mm 1.4Art. If you (anyone reading this) could buy this lens for $679.99USD would you? I have the opportunity to...and it currently lists on B&H for $949.00USD. Seems like an incredible deal. And it is all on the up-and-up - i.e. from a reputable source. (Secondarily, is this a dumb question...? :o )
This would be for a brand new lens...

Yes, I wouldn't hesitate buying the 50 Art. Just be sure to buy the dock also in case adjustments need to be made.
 
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at shorter focal length is certainly doable but larger front element was likely required to accommodate IS group and avoid vignetting at longer focal lengths. if Sigma 85 F1.4 Arts 86mm large front element is something to go by, then 105mm large front element for stabilised 135 F1.8 Art lens is likely. it will end up being a massive lens. 70-200 F2.8 size like (and much more girth) springs to mind? I understand that Sigma is different, but ... :)

Maiaibing said:
Small handful out there already that are f/1.8 and f/1.7 from SONY and Fuji at shorter focal length, so I'm sure Canon (and Sigma) can do it in a large 135mm shell.
 
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