Archived posting to the Leica Users Group, 2009/01/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hello, If anyone wants to code their CV 12mm or 15mm (as if they were the Wide Angle Tri Elmar) for the M8, and use filter adapters then I can highly recommend those manufactured by John Milich over on the Leica User Forum : Please see here for a thread on the adapters, filter holders/lens hoods and photos of them http://www.l-camera-forum.com/leica-forum/leica-m8-forum/27511-12mm-15mm-filter-holders.html Regards Eric ----- Original Message ----- From: "Henning Wulff" <henningw@archiphoto.com> To: "Leica Users Group" <lug@leica-users.org> Cc: "Louchet, Jean" <jean.louchet@gmail.com>; "Collet,Pierre" <Pierre.Collet@lsiit.u-strasbg.fr> Sent: Friday, January 16, 2009 6:34 AM Subject: Re: [Leica] Ultra-wide Heliar - was: M8 with UV-IR filters > At 5:39 AM +0100 1/16/09, Jean Louchet wrote: >>Hi all, >> >>recently bought the CV Ultra-wide Heliar 5.6/12mm and it is a delight >>on the M8. No coding, no IR filter. >>Distortion is very low, vignetting is noticeable but very smooth and >>natural looking, the overall effect is amazingly good - IMHO much >>better than with the VC 15mm where vignetting is more of an issue. >>Flare resistance is excellent - I took these two pictures in Aristot >>(Catalunya, Spain) about two weeks ago, at about f/8 with a Hoya >>UV-HMC filter on (unfortunately sensor dust becomes more visible under >>such a violent lighting - I had not yet blown away sensor after 11 >>month use): >>http://picasaweb.google.com/jean.louchet/Noel2008ParisCerdagneAristot#5291716199367839570 >>http://picasaweb.google.com/jean.louchet/Noel2008ParisCerdagneAristot#5291717174145556386 >>Concerning flare, the same sun-in-the-face but with the CV 1.9/28 >>(closed at f/6.3) gave >>http://picasaweb.google.com/jean.louchet/Noel2008ParisCerdagneAristot#5291736370252996226 >>which would have looked good if not shown after the 12mm! >> >>The relatively small aperture of the 12mm is a limitation indeed, but >>one can't have (large aperture) AND ((such a small volume) OR (such an >>affordable price)) at this level of quality. Being given the pixel >>distance on the M7 is approx. 7 microns, the effects of diffraction at >>f/5.6 are still minimal (contrary to most digi P&S with a pixel >>distance close to 1 micron and max apertures around f/3.5 which is >>ridiculous as at one stop under full ap the main diffraction lobe >>covers several pixels, and at full aperture its the same but caused by >>optical aberrations) >> >>I use 6-bit coding on the VC 1.5/50 and 1.9/28. On these lenses I only >>add the IR filter when I use them e.g. on indoor concerts or theatre >>scenes - i.e. when there are simultaneously tungsten lighting AND >>people wearing synthetic black clothes. Otherwise I never felt the >>necessity of the IR filter with natural lighting or when there is nop >>black fabric. I took his one with the 12mm in my living/music room >>with all-tungsten ordinary lighting plus one halogen on the right: >>http://picasaweb.google.com/jean.louchet/Noel2008ParisCerdagneAristot#5291736370252996226 >>(can't see the Erard grand which is hidden by the double bass). Tight >>space :-) >> >>Got the filter holder for the 12mm though (and never use the original >>lens hood). The filter holder looks huge at first sight but in real >>use it is not a problem at all, and it doesn't draw any special >>attention from people. Expensive for what it is, but a good >>non-obtrusive accessory.A plain UV(HMC) filter protects the front >>element which would otherwise be very vulnerable. The only issue is it >>won't fit easily into a normal individual lens case so I put it into a >>sock in my bag. >> >>To summarise, the 12mm is a very nice fit to the M8 and one of my >>favourite lenses - much more than the 15mm with the M6. The filter >>holder is definitely not "monstruous" at all and nicely designed. In >>addition it should allow the use of a polarising and viewing through >>it in the M8 viewfinder, so the 12mm+filter holder combination is >>probably the handiest combination for a polariser on a non-SLR >>(sorry, the M8 or M6 with the CV 12mm is not a rangefinder camera). >> >>Jean >> >> >>> Date: Sun, 21 Dec 2008 19:10:25 -0600 >>> From: Harrison McClary <lists@mcclary.net> >>> Subject: Re: [Leica] M8 with UV-IR filters >>[...] >>> >>> I have a VC 12mm ultra wide Heliar. How does it work on the M8 with no >>> coding and filter? Do I need to get that monstrously huge filter >>> adapter and a IR filter for it and get it coded? If so what is it >>> coded to? >>> >>> -- >>> Harrison McClary >>[...] >> >>> Date: Sun, 21 Dec 2008 20:18:51 -0500 >>> From: Tina Manley <images@comporium.net> >>[...] >>> >>> Harrison - I use the VC 12mm on my M8 with no problems at all - no >>> coding, no filter. It's more of a 15mm on the M8 and it's a much >>> slower lens than I usually like, but I really like it on the >>> M8. I'll see if I can find some examples to post. >>> >>> Tina >>> >> >>-- > > > > When using the lens with filter holder and filter, be careful of the sun > behind you. At times it can cause nasty flare off the backside of the > filter through the viewing aperture. > > -- > > * Henning J. Wulff > /|\ Wulff Photography & Design > /###\ mailto:henningw@archiphoto.com > |[ ]| http://www.archiphoto.com > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information