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OM system 90mm macro announced

Started by ChrisRoss ·

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OM system 90mm macro announced

83 posts
  1. Around £1300 GBP here in the UK

     

  2. So far the features from the review I linked are that the AF seems very good and lens is very sharp. 

    The 2x magnification requires you to move the focus limiter switch to S macro position.  Might be an issue if you wanted to use the lens for 2x magnification UW.  Hopefully that could be programmed to a function button?? 

    They also noted that performance at f18 was very impressive not exhibiting diffraction softening that would be expected.  Perhaps this is a software tweak to increase sharpening that is baked into the image?

    Focus distance is 250mm at 1x and 224mm at 2x giving 94mm working distance at 1 x and  68mm at 2x.  Seems like quite a good working distance at 2x magnification.

    The price is actually $1499 USD so a fairly pricey lens.

    I am thinking I'll be getting one for land based use as I do a lot of land based macro and focus stacking.  I'll see what it takes to get one UW, I'm wondering if Nauticam will provide a mechanism to activate 2x in the port.

     

    Edited by ChrisRoss
  3. It seems a terrific lens. You get what you paid for.

    No mention of programing magnification to a Fn button so far.

    This is the best review so far.

     

     

  4. 2 hours ago, ChrisRoss said:

    Available March, price is $1499 AUD, as far as I can tell.  Reviews are starting to appear for example:

    Hands-on with OM System’s new high-end 90mm F3.5 Macro IS PRO lens (imaging-resource.com)

     

    Interesting lens. It will require a long flat port. 

    135 - 25 = 115 mm

    65 flat port plus 20mm extension plus 30mm extension

    Not sure about the flexibility of this set up compared to a 60mm plus cmc-1 for sure the optical quality will be better as the 60mm at f/11 is not great

  5. A review from DPreview is on line, they report lens is sharp across the frame wide open.  AF is said to be very snappy on OM-1 in macro range.

    They advise the lens can be used with 1.4x and 2x converters.  which opens up the potential for 2.8x   and even 4x macro with decent working distances.  Though using UW would be quite challenging to say the least.

    DPReview TV: OM System 90mm F3.5 Macro IS Pro Review: Digital Photography Review

  6. 2 hours ago, ChrisRoss said:

    A review from DPreview is on line, they report lens is sharp across the frame wide open.  AF is said to be very snappy on OM-1 in macro range.

    They advise the lens can be used with 1.4x and 2x converters.  which opens up the potential for 2.8x   and even 4x macro with decent working distances.  Though using UW would be quite challenging to say the least.

    DPReview TV: OM System 90mm F3.5 Macro IS Pro Review: Digital Photography Review

    Less favourable from lenstip

    https://www.lenstip.com/644.1-Lens_review-OM_System_M.Zuiko_Digital_ED_90_mm_f_3.5_Macro_IS_PRO.htm

    I do agree they could have made the lens a bit faster MFT starts to be diffraction limited at f/11 this is an issue of the format however you rather take depth of field than blur

  7. This lens looks very large.  OM-1 + 90mm is approaching the same size and weight as an A7RV + 90mm.  

    A7RV 723 grams (with battery)

    90mm 602 grams 79mm x 131mm

     

    OM-1 599 grams (with battery)

    90mm 453 grams 70mm x 136mm

  8. This lens is 180 mm to be fair

  9. It looks like a great lens, for sure.  Possibly difficult to use UW but if a port emerges then it could produce images that are difficult with other solutions.  I would surely appreciate the additional working distance and much better IS compared to my tiny 60mm macro lens. I’ve always felt that Olympus’ IS is the edge that other manufacturers haven’t beat (yet).  

  10. 7 minutes ago, Davide DB said:

    This lens is 180 mm to be fair

    Point taken.  I guess I was just a bit shocked to see it compared to the 60mm.

  11. 4 hours ago, Davide DB said:

    This lens is 180 mm to be fair

    No the lens is still 90mm 3.5 a lens is what it is

     

  12. It's a 90mm macro with 2x magnification, used on the cameras it's designed to be used for images will look like they were taken with a 180mm lens on FF (and if you believe in macro equivalence magnification also goes up to 4x). Do with that what you may, fact is no other lens like that exists for any other system. I'm confident Nauticam will release a port with a gear similar to the 12-50 gear that enables the macro mode on that lens. Most other housing manufacturers probably won't. I'm also sure that to bring this beast underwater will probably cost around 2500€/$ for just port and lens, so no matter how amazing it is, I will never be able to afford it.

  13. 21 hours ago, Interceptor121 said:

    Less favourable from lenstip

    https://www.lenstip.com/644.1-Lens_review-OM_System_M.Zuiko_Digital_ED_90_mm_f_3.5_Macro_IS_PRO.htm

    I do agree they could have made the lens a bit faster MFT starts to be diffraction limited at f/11 this is an issue of the format however you rather take depth of field than blur

    Seems quite pedantic to me, first he says OM should make smaller compact lenses then in the next breath says they should all be faster lenses.  Unfortunately fast lenses will be bigger and more expensive so limit their market .  

    As for the complaints about effective aperture sure you could build a faster lens but using those apertures at 1.0x you get miniscule depth of field and will be stopping down anyway.   The review is all playing with numbers, while DPreview shows some sample shots and says he likes the results.  On the AF front While it takes time to go from infinity to 1:1, but how often do you actually do that?  Just click back, MF to approximately right focus then use AF and my 60mm macro snaps in if it has something with contrast to work with, I expect this would be the same.

  14. 15 minutes ago, ChrisRoss said:

    Seems quite pedantic to me, first he says OM should make smaller compact lenses then in the next breath says they should all be faster lenses.  Unfortunately fast lenses will be bigger and more expensive so limit their market .  

    As for the complaints about effective aperture sure you could build a faster lens but using those apertures at 1.0x you get miniscule depth of field and will be stopping down anyway.   The review is all playing with numbers, while DPreview shows some sample shots and says he likes the results.  On the AF front While it takes time to go from infinity to 1:1, but how often do you actually do that?  Just click back, MF to approximately right focus then use AF and my 60mm macro snaps in if it has something with contrast to work with, I expect this would be the same.

    The point is that at f/3.5 the lens is limited and overall the level of sharpness that comes out is not amazing

    There are some limitations of the sensor size when you go past f/10 so I think the point of lenstip is that this is not a very sharp lens however there is no other lens like this so the question is more how does it compare to non native lenses or to using close up lenses

  15. How is f3.5 limiting. You will be stopped down for DoF anyway. 

  16. How is f3.5 limiting. You will be stopped down for DoF anyway. 

    Normally a lens achieves the best performance a few stops down from wide open
    However MFT already starts to suffer at f/8 so this means this lens will not be as sharp as others
    Looking at their tests they are correct the lens stops at 70 lpmm which is not a lot considering the maximum at sensor level is 150 lpmm
    At the end you need depth of field so this will drop further down


    Sent from my iPhone using Tapatalk
  17. And yet you will still be stopped down to f8 or even f11 because sufficient DoF always beats marginal sharpness loss because of diffraction which really only is visible on test charts at f8 but becomes a real problem at f16 or so. 

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