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Do you think a new compact 21mm is likely?


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...I have reviews that clearly state the Elmarit vignettes by 2.4 stops wide open and 1.8 stops at f4, which is exactly the same as the Voigtlander at f4....

Do you recall what review gave those results James?

I've just retrieved an old test of the Elmarit 21/2.8 asph by the French mag Chasseur d'Images (Centre d'Essais Chasseur d'Images 1997 # 199-1). They found 0.5 stop vignetting at f/2.8 and 0.3 stop at f/4 which come closer to my findings obviously.

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Do you recall what review gave those results James?

I've just retrieved an old test of the Elmarit 21/2.8 asph by the French mag Chasseur d'Images (Centre d'Essais Chasseur d'Images 1997 # 199-1). They found 0.5 stop vignetting at f/2.8 and 0.3 stop at f/4 which come closer to my findings obviously.

 

Its Amateur Photographer 29th Sept 2001. It clearly states that Vignetting wide open with the Leica is 2.3 stops and the Voiglander 1.8 stops. With respect to the figures you have quoted most 50mm lenses Vignette more than that let alone a 21mm.

 

Were these figures from full frame film or crop factored M8's?

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...Were these figures from full frame film or crop factored M8's?

Was in 1997 my friend so no crop factor then i guess. :)

Here a scan of the test for sake of info. In case your French is not better than my English 'vignetage' means vignetting and 'diaph' means stop.

LeicaM_2128A_CI_1997.pdf

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Hey LCT, hows it going? I have that review, can you email me and I can arrange to show you. Indeed the Leica vignettes 2.3 stops and the Voiglander 1.8 stops wide open. In overall scores out of 30 in optical quality the Voiglander is only one point behind. In build quality it also is only one point behind and that review uses the screw mount version, the M mount version has a better build yet again. I consider the 21mm Voigtlander to be one of the closest to its current Leica counterpart than alot of others in their lens line. It even has lower distortion. But as pointed out that seems to vary depending on if its used with either of the digital offerings.

 

Did the M mount Voigtlander really show an optical improvment over the LTM version in one review? That has me curious

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I'm going fine Joel thank you.

I gave you my modest experience and the French test guys i've no more arguments sorry.

According to a French proverb, 'La plus belle fille du monde ne peut donner que ce qu'elle a', The prettiest girl in the world can only give what she has. amour.gif

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Sorry I wasnt meaning to cut in on any discussion/argument I was more offering to get you a copy of the review mentioned above, its an interesting comparison of all aspects of both lenses. The Leica lens does come out on top though but only just.

Oops my bad Joel i misread your post sorry. Of course i will be interested to read this review. Would you mind to send it to my email address: LCTPhot AT aol DOT com? Many thanks and sorry again. honteux.gif

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James, given that the Summarits took about 3 months to reach market after announcement, and that the earliest that Leica is likely to announce wide lenses is PMA 2008 (Feb. 1, approx), the wait would be 6 months at a minimum.

 

I find it tricky to guess exactly what pattern of lenses Leica will add, although I'm sure they will, certainly by PK 2008 (Sept.), offer at least one new fairly wide prime lens in both the ASPH and "Summarit" ranges. My sense is that they will let the Tri-Elmar run for a couple of years as the ASPH, having invested in the design. Arguments can be made for a Summarit-class 24 (uses internal finder) or 21 (spaces better with the 28 f/2.8) or an 18 (a single compromise focal length for the M8, like a 24 on film, for those who find a "21" too wide and a "28" too narrow, or just can't afford or don't want to carry both).

 

If I were betting, I'd guess (in order of appearance) an 18 f/4 Summarit-class, then a 16 f/3.5 ASPH, then the 21 Summarit-class (f/4 or 3.5) and finally an 18 f/2.8 ASPH (in a mount like the current 21). At that point the WATE will have served its purpose as the quicky transition lens for the M8, and will fade away. The next step in "superwides" will be to enlarge the sensor in an M9 (PhotoKina 2010 or thereabouts).

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