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Spotmatic
Joined: 18 Aug 2008
Posts: 4045
Location: Netherlands
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 Posted: Tue Apr 13, 2010 8:39 pm Post subject: Panasonic G1 + Kern Yvar 75mm f/2.8 |
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Spotmatic wrote:
Another nice Kern lens. Who knows its optical layout? Photo #4 reminds me of the Meyer 100mm f/2.8 Trioplan.
About photo #3: it seems that the paperboy wanted a day off! 
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Peter - Moderator
Pentax K-5 + Pentax 645 + Canon 5D + Bessa RF 10,5cm Heliar, and a 'little' bag full of MF lenses. The lens list is * here *.
My fast 80s: Asahi-Kogaku Takumar 83mm f/1.9 - Super-Takumar 85mm f/1.9 - FA 77mm f/1.8 Limited - Cyclop 85/1.5 (Helios-40 innards) - Komura 80mm f/1.8 - Meyer Görlitz Primoplan 7,5cm 1:1.9 - Carl Zeiss Jena 80mm f/1.8 Pancolar - Canon 85mm f/1.8 S.S.C. - Canon 85mm f/1.2 S.S.C. Aspherical |
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no-X
Joined: 19 Jul 2008
Posts: 2495
Location: Budejky, Czech Republic
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| Posted: Tue Apr 13, 2010 9:19 pm Post subject: |
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no-X wrote:
my humble guess is 35% for triplet, 50% for tessar and 15% for another formula
really interesting lens, very nice 
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(almost) complete list of Helios lenses |
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kds315*
Joined: 12 Mar 2008
Posts: 16664
Location: Weinheim, Germany
Expire: 2021-03-09
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| Posted: Tue Apr 13, 2010 9:24 pm Post subject: |
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kds315* wrote:
Yvar was the "cheap end" of the Kern series of lenses for their Bolex camera
- now you know what the Swiss definition of "lower quality" standard is!!! 
Excellent Peter!
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Klaus - Admin
"S'il vient a point, me souviendra" [Thomas Bohier (1460-1523)]
http://www.macrolenses.de for macro and special lens info
http://www.pbase.com/kds315/uv_photos for UV Images and lens/filter info
https://www.flickr.com/photos/kds315/albums my albums using various lenses
http://photographyoftheinvisibleworld.blogspot.com/ my UV BLOG
http://www.travelmeetsfood.com/blog Food + Travel BLOG
https://galeriafotografia.com Architecture + Drone photography
Currently most FAV lens(es):
X80QF f3.2/80mm
Hypergon f11/26mm
ELCAN UV f5.6/52mm
Zeiss UV-Planar f4/60mm
Zeiss UV-Planar f2/62mm
Lomo Уфар-12 f2.5/41mm
Lomo Зуфар-2 f4.0/350mm
Lomo ZIKAR-1A f1.2/100mm
Nikon UV Nikkor f4.5/105mm
Zeiss UV-Sonnar f4.3/105mm
CERCO UV-VIS-NIR f1.8/45mm
CERCO UV-VIS-NIR f4.1/94mm
CERCO UV-VIS-NIR f2.8/100mm
Steinheil Quarzobjektiv f1.8/50mm
Pentax Quartz Takumar f3.5/85mm
Carl Zeiss Jena UV-Objektiv f4/60mm
NYE OPTICAL Lyman-Alpha II f1.1/90mm
NYE OPTICAL Lyman-Alpha I f2.8/200mm
COASTAL OPTICS f4/60mm UV-VIS-IR Apo
COASTAL OPTICS f4.5/105mm UV-Micro-Apo
Pentax Ultra-Achromatic Takumar f4.5/85mm
Pentax Ultra-Achromatic Takumar f5.6/300mm
Rodenstock UV-Rodagon f5.6/60mm + 105mm + 150mm
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Olivier
Joined: 18 Feb 2009
Posts: 5084
Location: France
Expire: 2015-08-06
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| Posted: Tue Apr 13, 2010 10:50 pm Post subject: |
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Olivier wrote:
Some are really Trioplan like !
They're beautiful, Peter. 
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Olivier - Moderator 
Dslr : Olympus Pen E-P2 - Fujifilm X-Pro2 - Canon 5D MkII.
SLr and MF lenses : for feedback and helping people, cameras and lenses I own : full list here http://forum.mflenses.com/viewtopic,p,1442740.html#1442740 |
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tobbsman
Joined: 25 Jul 2008
Posts: 2578
Location: Austria
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| Posted: Wed Apr 14, 2010 2:37 pm Post subject: |
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tobbsman wrote:
| Quote: |
| - now you know what the Swiss definition of "lower quality" standard is!!! |
Yes agree, pretty impressing resutls from a brand I never heard of  ..
Cheers
Tobias
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Camera Pentax K10D, K20D, Super A
SMC K28 3.5, SMC K24 2.8, SMC K28/2, SMC K50/1.4,SMC A50/1.7, SMC M28/3.5, SMC A 50/1.7, SMC K135 2.5, SMC A50 1.2
SMC A35-105 3.5, SMC A70-210 4, SMC A20 2.8, SMC M28 2.8,K28/3.5 SMC A28 2.8, SMC A100 2.8 Macro, CZJ Flektogon 20 2.8 (MC), 35 2.4 (MC),S.M.C Takumar 85mm 1.8, Helios 44M-4, A.Schacht Travenar 90/2.8, C.Zeiss J. Sonnar 180/2.8
Check out my: 2012 New "Advanced Guide to Panorama Stiching" !
Check out my "Beginner's Guide to Panorama Stiching !
Visit my Asahi and Zeiss MF lens samples database ! |
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