Canon Patent Application: Canon RF Macro Lenses

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In this patent application (2024-010559), Canon explores some new designs for macro lenses. With the Canon RF 100mm f/2.8L Macro IS USM, any of the longer focal length designs are unlikely to reach production. There is a 50mm 1:1 Macro that would certainly be useful. All the Macro lenses shown in the embodiments include image

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P-visie

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115mm total length is quite large for a 50mm, but it might have no observable focus breathing!
Add IS and nicely rounded aperture blades and I’ll stop talking about a 200-ish mm macro lens for a short while :)
I will not stop talking about an RF 200mm macro lens. The specs on my wishlist haven’t changed (link).
 
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Nemorino

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There is a 50mm 1:1 Macro that would certainly be useful
I would prefer a sibling of the RF100L: 1,4 mag, f/2.8 and SAC
Not sure a 90 or 110 macro really make sense, with the 100mm already out there.
Haven't there been a L and a non-L 100mm macro?:unsure: These lenses are just f/4 so maybe a cheaper macro?
 
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koenkooi

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I would prefer a sibling of the RF100L: 1,4 mag, f/2.8 and SAC

Haven't there been a L and a non-L 100mm macro?:unsure: These lenses are just f/4 so maybe a cheaper macro?
I used the EF 100mm non-L for over a decade, great lens! I sold it for the same price I bought it for, inflation worked for me, for once :)
 
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koenkooi

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What do folks use the shorter macro lenses for? I have the 100 2.8 for interesting insect photography and honestly wish I had something longer a lot of times...What do you do with a 50mm macro, for instance?
I use the mp-e and ef50 f/2.5 when I can’t fit the camera+lens in the space, for example insects on the ground in between shrubs. The EF-S60 in APS-C is great as well, much smaller and lighter than a 100mm.
I agree with you that for most insects a looooong macro is more useful, but there is value in having a working distance the size of your hand, so you can rest your hand on the surface and the lens on your hand. I use that when the solitary bees start emerging again.

RP+MP-E:
IMG_4724.jpeg
 
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What do folks use the shorter macro lenses for? I have the 100 2.8 for interesting insect photography and honestly wish I had something longer a lot of times...What do you do with a 50mm macro, for instance?
Larger subjects, typically. The challenge is that with wider macro lenses, the working distance is very short. For example, this shot with the EF-M 28mm Macro was at 1.2:1 (the lens has a 'super-macro' mode):
Mini Rose.jpg

The working distance for that magnification is 0.5" / 13mm...
Close.png
 
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What do folks use the shorter macro lenses for? I have the 100 2.8 for interesting insect photography and honestly wish I had something longer a lot of times...What do you do with a 50mm macro, for instance?
You'll get a different sense of perspective and depth of field the same way changing focal lengths of larger objects but keeping the same framing gives a new look.
 
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Some would prefer a 200mm Macro - me too.
Maybe 2.8 200 IS 1:1 with good 1:1 quality from f/4 onwards - f/2.8 isn\'t necessary to be optimized for absolute quality to keep the system compact and light (moderately).
Would work well for me on APS C (300ish) and FF! Maybe compatible with teleconverters or a specialized teleconverter?!
 
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Nemorino

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What do folks use the shorter macro lenses for?
To create a interesting BG
beetle-jpg.197776


making-of-jpg.197777


And R5 + Laowa 15mm macro
wespenspinne.jpg
 
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Aug 10, 2021
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Some would prefer a 200mm Macro - me too.
Maybe 2.8 200 IS 1:1 with good 1:1 quality from f/4 onwards - f/2.8 isn\'t necessary to be optimized for absolute quality to keep the system compact and light (moderately).
Would work well for me on APS C (300ish) and FF! Maybe compatible with teleconverters or a specialized teleconverter?!

To create a interesting BG
beetle-jpg.197776


making-of-jpg.197777


And R5 + Laowa 15mm macro
View attachment 214469
Always lovely!
I've really become interested in this lens since you started posting images from it. It's a good price and the only thing stopping me is I don't know about the sharpness in the corners and sides. If possible, could you post a shot with a chart or something grid like?
 
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