whatever
Established
The reason I would never let the 8 go. A M8 takes cool IR. Bill



The reason I would never let the 8 go. A M8 takes cool IR. Bill
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You're joking, right?Surprised Leica didn't over a new sensor "With" an IR filter as a system wide recall
Buy an B&W 092 filter...this may be a dumb question, but how do you do that.
bob
Surprised Leica didn't over a new sensor "With" an IR filter as a system wide recall.
Right after the M9 came out, my first thought was "why didn't Leica offer an IR-filtered sensor for the M8 as an additional upgrade?" I figured a lot of people would have paid another $1000 while the camera was apart for a new shutter anyway.
However my feelings changed after I had the opportunity to use an M9 for an afternoon. One of the things I did was to bring along a black polyester jacket that I knew from experience turned magenta with the M8 unless an IR filter was used. Also from experience I knew that dark green palm leaves in mid-day sun turned a sickly yellow. I shot both the jacket and the palm leaves with my M8 (with an IR filter on the lens), the M9, and my Canon 5D. DNG/RAW, converted in Capture-1 using the appropriate profiles. The Leica lens I used was a factory 6-bit coded 50 Summilux-ASPH. The results were, the M8/filter and 5D depicted the black jacket as black and the green palm leaves as green (slightly more saturated with the 5D). The M9 depicted the black jacket as clearly with a magenta cast, though only roughly 25% as much as an unfiltered M8. The M9 depicted the green palm leaves as green, but definitely more to the yellow than the M8/filter or 5D.
I'm sure it's possible there are better profiles for the M9 that would minimize the effect, but as we know from the M8, a profile can't elminate the IR cast without the detriment of other colors. I'm not saying the M9 is bad, or that it needs an IR filter, just that the M8/filter eliminates the phenomenon more completely, like whatever they use in the Canon. It wouldn't stop me from getting an M9 eventually when the price is right, but I'm a lot less irritated by the IR filters on my M8 now.
this may be a dumb question, but how do you do that.
bob
Better question: Why would you want to do that?
You're joking, right?
For IR photography, I use a IR converted Nikon D40 purchased at $300 with 18-55mm lens. No need a M8 for IR photography.
Hi Miklosphot. I disagree with your statement:
"I love my APO 90mm Summicron on the M8. That is a 120mm telephoto without any external viewfinder. I use it with the 1.4 magnifier though"
A 90 on the M8 is exactly like a 90 on the M9, but with a reduced field angle.
On both camera the distance between the sensor and lens base is exactly the same.
Cheers