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Canon Has Been An Innovative Leader For 34 Years
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Jan 22, 2020 19:00:00   #
Architect1776 Loc: In my mind
 
rcarol wrote:
Is that quote from Nikon or NASA?


At the time it was the Nikon F the only camera of its type.
Once invested in the F mount they stayed with it.
Toughness has nothing to do with it.

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Jan 22, 2020 19:03:59   #
rehess Loc: South Bend, Indiana, USA
 
Architect1776 wrote:
Once invested in the F mount they stayed with it.
Toughness has nothing to do with it.
and once Canon 'invested' in the EF-mount they stayed with it, and once Pentax 'invested' in the K-mount they stayed with it.

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Jan 22, 2020 19:09:10   #
Hip Coyote
 
From an Oly shooter, I agree that Canon is very innovative.

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Jan 22, 2020 19:27:46   #
bob44044 Loc: Ohio
 
CHG_CANON wrote:
Canon celebrates 50th anniversary of lens employing synthetic fluorite

(November 07, 2019) – Canon Inc. and Canon Optron, Inc. today announce the 50th anniversary of the release of the FL-F300mm f/5.6 (released in May 1969), the world’s first lens for consumer interchangeable-lens cameras which employed synthetic fluorite. Alongside Canon’s interchangeable-lens range, synthetic fluorite is also used in a wide selection of Canon’s optical products, including broadcast lenses and astronomical telescope lenses.

When combined with optical glass, fluorite - the mineral form of calcium fluoride (CaF2) - can correct chromatic aberration to such a degree that it is near non-existent. However, naturally occurring fluorite crystals are too small to be of practical use in photographic lenses. To create the vivid, subtle rendering - not possible with typical optical glass - Canon turned its attention towards effectively harnessing fluorite early on. The Canon F Plan commenced in August 1966 with the aim of developing a high-performance lens that employed fluorite, setting in motion the company’s commitment and development of high-performance lenses.

The effects of secondary spectrum are more pronounced for telephoto lenses due to their long focal lengths. To that end, Canon employs fluorite in such contemporary lenses as the EF400mm f/2.8L IS III USM and EF600mm f/4L IS III USM (both released in December 2018). This series of telephoto lenses employing fluorite has earned strong support from photographers worldwide for their subtle rendering and high contrast.

The complete press release, with more details and diagrams of how flourite lenses operate and correct chromatic aberration:
https://www.canon-europe.com/press-centre/press-releases/2019/11/canon-celebrates-50th-anniversary-of-lens/
b Canon celebrates 50th anniversary of lens emplo... (show quote)


After all these years there are still those that like to carry on this childish argument.

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Jan 22, 2020 19:30:38   #
CHG_CANON Loc: the Windy City
 
bob44044 wrote:
After all these years there are still those that like to carry on this childish argument.


You're right. You'd think the stone throwers now 50 years later would have had their arms fall off ...

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Jan 22, 2020 19:33:12   #
ewforbess Loc: San Antonio, TX
 
According to Statista.com, Canon did in fact have the most patents issued in 2018 -- 3,056 of them. However, Samsung came in with 5,850 the same year. Going by this sketchy patent logic, I guess I should throw away my D750 and start using my Samsung cellphone exclusively for photography.

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Jan 22, 2020 19:33:48   #
bob44044 Loc: Ohio
 
Look in the mirror!

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Jan 22, 2020 20:01:54   #
KankRat Loc: SW Chicago Suburbs
 
AntonioReyna wrote:
The Pellix was groundbreaking with its stationary mirror, followed many years later by Sony.


I have one in front of me. You are not serious are you?

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Jan 22, 2020 20:31:49   #
Paul Diamond Loc: Atlanta, GA, USA
 
Sometimes the US Patent Office allows "frivilous" patent filings. It's not who has the most patents (possibly including design patents and other non-original work), it's how many patents are applied for that break new and original intellectual directions. -

Example - Google applied for and got a patent for a white stage/white background and lighting like a light box. No one had ever applied for a patent for a standard studio setup, dating to the origin of photography. But, Google has large studio buildings in NY and forgot where in Europe to shoot thousands of new products every month. - I'd call this a frivilous patent. - Or, I am infringing on Google's new patent whenever I take a studio product photo? (Maybe I should try to patent "air" - you breathe, you pay!)

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Jan 22, 2020 20:46:58   #
Architect1776 Loc: In my mind
 
rehess wrote:
and once Canon 'invested' in the EF-mount they stayed with it, and once Pentax 'invested' in the K-mount they stayed with it.


I believe Canon went with the RF mount and subset M mount both of which are 100% compatible with EF and EFs lenses.
Innovative.
Nikon had to trash the F mount for the Z mount as far as compatibility and the same for others.
Canon was bashed over 30 years ago for innovation others are just now catching up to as far as the EF mount and the RF has gone ahead of that with backwards compatibility and even now allows use of all old FD, FL and R series lenses again. Amazing.

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Jan 22, 2020 21:14:48   #
CHG_CANON Loc: the Windy City
 
I have all these Nikon AF-D lenses that are much newer than Canon's original 1987 EOS roll-out, some that are still being sold new today. These autofocus lenses use Nikon's revered F-mount and work just fine on Nikon's most expensive DSLRs. How come they won't autofocus on Nikon's Z mirrorless bodies when all of Canon's autofocus lenses will retain AF on both their mirrorless bodies and even Nikon's Z mirrorless, with the necessary adapters? I'm seriously questioning my investments and commitments to Nikon technology ...

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Jan 22, 2020 21:22:04   #
KankRat Loc: SW Chicago Suburbs
 
Architect1776 wrote:
I believe Canon went with the RF mount and subset M mount both of which are 100% compatible with EF and EFs lenses.
Innovative.
Nikon had to trash the F mount for the Z mount as far as compatibility and the same for others.
Canon was bashed over 30 years ago for innovation others are just now catching up to as far as the EF mount and the RF has gone ahead of that with backwards compatibility and even now allows use of all old FD, FL and R series lenses again. Amazing.


That's good to know. I have a spankingly pretty, 50mm 1.4 FL with original Canon filter and junky Pellix body - possibly one of the stupidest cameras ever. I'm sorry guys but it's remarkably dumb.The lens is beautiful, I mean virgin. Also have a near mint A-1 body, with the gaudy red Canon strap, instruction manual everything with 1.8 FD.
Someone gave me all of it. Dead Uncle. Live film inside circa 80's I had it developed and gave it to my friend. Both relieved there was nothing gross (you know Canon guy, eeew).
Some nice stuff -A-1 beautiful piece of gear.

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Jan 22, 2020 21:52:01   #
CHG_CANON Loc: the Windy City
 
KankRat wrote:
That's good to know. I have a spankingly pretty, 50mm 1.4 FL with original Canon filter and junky Pellix body - possibly one of the stupidest cameras ever. I'm sorry guys but it's remarkably dumb.The lens is beautiful, I mean virgin. Also have a near mint A-1 body, with the gaudy red Canon strap, instruction manual everything with 1.8 FD.
Someone gave me all of it. Dead Uncle. Live film inside circa 80's I had it developed and gave it to my friend. Both relieved there was nothing gross (you know Canon guy, eeew).
Some nice stuff -A-1 beautiful piece of gear.
That's good to know. I have a spankingly pretty, ... (show quote)


Here's a link to one of many options for using the FD / FL lenses onto an EOS-R mirrorless:
https://www.adorama.com/MBFDEFR.html

I use a similar Metabones adapter for FD lenses onto a full-frame Sony a7II (E-mount) that I've owned prior to Canon's full-frame mirrorless offering. My experience with these legacy manual focus lenses is the work great, still manual focus, but with the benefits of (a) in-body stabilization from the camera (Sony, at least) and (b) the 10x focus peeking 'zoom' feature via the EVF that makes getting perfect manual focus much more effective than was possible with these lenses and film cameras in the past.

The mirrorless bodies meter through the lens based on the light hitting the sensor via the selected aperture manually set on the lens. I've settled on Shutter Priority with Auto ISO as the exposure mode. The IBIS support allows for slow shutter speeds to maintain low ISO, again making the lenses more useful today than when they were new in the yesterday.

The adapter doesn't contain any glass nor electronics. They're just metal "donuts". The Metabones products are precision / premium designs with an Arca-Swiss mounting plate. You can go with cheaper versions from other vendors with little risk.

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Jan 22, 2020 22:00:35   #
rcarol
 
Architect1776 wrote:
I believe Canon went with the RF mount and subset M mount both of which are 100% compatible with EF and EFs lenses.
Innovative.
Nikon had to trash the F mount for the Z mount as far as compatibility and the same for others.
Canon was bashed over 30 years ago for innovation others are just now catching up to as far as the EF mount and the RF has gone ahead of that with backwards compatibility and even now allows use of all old FD, FL and R series lenses again. Amazing.


I'm not sure what you mean when you say, "Nikon had to trash the F mount for the Z mount as far as compatibility and the same for others." Nikon makes the FTZ adapter which allows the use of F mount lenses on the Z mount cameras. Am I missing something in what you said?

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Jan 22, 2020 22:13:57   #
rehess Loc: South Bend, Indiana, USA
 
rcarol wrote:
I'm not sure what you mean when you say, "Nikon had to trash the F mount for the Z mount as far as compatibility and the same for others." Nikon makes the FTZ adapter which allows the use of F mount lenses on the Z mount cameras. Am I missing something in what you said?
How do lenses that depend on a body AF motor work on the adapter? Does the photographer have to do the focusing?

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