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49 minutes ago, pedaes said:

Why would a presentation of a EVF talk of the fascination of the optical rangefinder? Leica have been promoting the rangefinder in last few months, with a big article in LFI and some other publicity.

The idea of using a cell-phone sized sensor offset from the main lens, i.e. a rangefinder, would tie in.

The rangefinder telescope sensor data would need to be scaled*, shifted horizontally** proportionally to the RF cam follower, and then overlayed upon the main sensor feed i.e. an all electronic rangefinder. Offset and scale measurements for digital calibrations would be stored after final assembly, so could be cost effective compared with a mechanical-optical hand aligned system. (* scaling would need to factor in main lens focal length magnification, ** plus vertical parallax)

At any time, e.g in low light, main sensor only EVF could be selected.

Edited by FrozenInTime
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1 hour ago, FrozenInTime said:

The Q3 has a combined lens, leaf shutter, OIS and sensor assembly; all this needs to be replaced with a M-mount, mechanical shutter, a new sensor board, with possibly a IBIS drive assembly. M just needs EVF optics. Either way there will be compromises; Leica should engage with the community during the launch event, and show us their development pains, so we understand.

You are right, I forgot that the Q does not have a focal plane shutter. 

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1 hour ago, lct said:

Would you be so kind as to quote the passage referring to this confirmation?

English translation below.  Interesting they are charging a €10 participation fee.  That suggests it's more of an informative event rather than a new product launch.

On the 23rd October, the Leica Welt in the Leitz-Park Wetzlar invites you to a special evening with Peter Karbe - one of the most formative minds behind the Leica optics development.

In his lecture, he guides you through the history and fascination of the search finder, explains the technical sophistication, the parallax balance, the light frames and the precision that make this system so unique. At the same time, it provides insights into why the viewfinder became the most creative of all decisions for many photographers - especially in times of displays and autofocus.

Expiry

  • Admission: from 6:00 pm
  • Lecture: 6:30 p.m., conference area of the Ernst Leitz Museum
  • Afterwards: Meet & Greet with Peter Karbe in the store – opportunity for personal exchange and inspiring conversations.

The participation fee is 10 euros

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16 minutes ago, T25UFO said:

English translation below.  Interesting they are charging a €10 participation fee.  That suggests it's more of an informative event rather than a new product launch.

 

On the 23rd October, the Leica Welt in the Leitz-Park Wetzlar invites you to a special evening with Peter Karbe - one of the most formative minds behind the Leica optics development.

In his lecture, he guides you through the history and fascination of the search finder, explains the technical sophistication, the parallax balance, the light frames and the precision that make this system so unique. At the same time, it provides insights into why the viewfinder became the most creative of all decisions for many photographers - especially in times of displays and autofocus.

Expiry

  • Admission: from 6:00 pm
  • Lecture: 6:30 p.m., conference area of the Ernst Leitz Museum
  • Afterwards: Meet & Greet with Peter Karbe in the store – opportunity for personal exchange and inspiring conversations.

The participation fee is 10 euros

So not an epitaph for the optical rangefinder !

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1 hour ago, FrozenInTime said:

The idea of using a cell-phone sized sensor offset from the main lens, i.e. a rangefinder, would tie in.

The rangefinder telescope sensor data would need to be scaled*, shifted horizontally** proportionally to the RF cam follower, and then overlayed upon the main sensor feed i.e. an all electronic rangefinder. Offset and scale measurements for digital calibrations would be stored after final assembly, so could be cost effective compared with a mechanical-optical hand aligned system. (* scaling would need to factor in main lens focal length magnification, ** plus vertical parallax)

At any time, e.g in low light, main sensor only EVF could be selected.

...I trust that proposal was satirical. If so, well placed! If not, consider what it would take in engineering and development time to create each of the parts of such a mechanism.

Or, to put it more succinctly...

If we had ham we could have ham and eggs, if we had some eggs.

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14 minutes ago, lct said:

Tkank you much. No confirmation about whatever EVF-M if i understand well.

No, although it is intriguing if only because the date aligns with all the rumours.  But I just can’t see Leica charging an entry fee for a new product launch.

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17 minutes ago, DadDadDaddyo said:

...I trust that proposal was satirical. If so, well placed! If not, consider what it would take in engineering and development time to create each of the parts of such a mechanism.

Or, to put it more succinctly...

If we had ham we could have ham and eggs, if we had some eggs.

All options are ugly: it was long said that mechanical ingenuity has no substitute; these days do software engineers hold the answers?

I would not be surprised if the outcome is Leica fielded, to a select few, prototypes then decided that it would be better to wait a few more years for the right technology.

 

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8 minutes ago, FrozenInTime said:

All options are ugly: it was long said that mechanical ingenuity has no substitute; these days do software engineers hold the answers?

I would not be surprised if the outcome is Leica fielded, to a select few, prototypes then decided that it would be better to wait a few more years for the right technology.

 

Leica may be juggling a lot with this camera and its place in their line up. In the end, they may want to protect the SL and Q lines, and retain the M line for its unique position with the rangefinder, imo it's strongest feature and the reason why many of us pay the premium to not just shoot a Sony wannabe instead. Leica probably make more from M users just HAVING to buy an SL - and of course a few requisite lenses and accessories for it, or a Q (or several - 28,43, Monochrom, etc etc), then they will from an M-11V to replace them all. They may also be looking down the road at the M12, and come to the conclusion that perhaps selling an upgraded Visoflex will be a better bet. Or perhaps decided that they need to wait for a better CPU for the M-EVF in order for it to compete against the SL and other brands. Lots of ways to go with this one. 

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2 hours ago, FrozenInTime said:

The idea of using a cell-phone sized sensor offset from the main lens, i.e. a rangefinder, would tie in.

The rangefinder telescope sensor data would need to be scaled*, shifted horizontally** proportionally to the RF cam follower, and then overlayed upon the main sensor feed i.e. an all electronic rangefinder. Offset and scale measurements for digital calibrations would be stored after final assembly, so could be cost effective compared with a mechanical-optical hand aligned system. (* scaling would need to factor in main lens focal length magnification, ** plus vertical parallax)

At any time, e.g in low light, main sensor only EVF could be selected.

Wouldn’t that overwhelm the repair department even more? 

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If the 23rd is just Peter Karbe cantering through the history of the rangefinder, with no product launch, I can't imagine what this thread will be like the following morning.
A sort of collective coitus interruptus?

Edited by LocalHero1953
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37 minutes ago, catacore said:

it is still on..

Kudos to Leica, their Dealers and the Beta Testers IF there is anything real out there.

Who is looking forward to a 35mm Noctilux?

 

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6 minutes ago, pedaes said:

Who is looking forward to a 35mm Noctilux?

I do! 🤩

If it's not too big, it could be the only lens I need. But whether I can afford it is another matter …

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