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The last chance ?

Started Apr 14, 2017 | Discussions
Dunsun Contributing Member • Posts: 656
The last chance ?

Hey,

Right now I'm thinking about switching brands again. And hopefully you can give me some advice.

I have owned many many cameras including:

Sony A7, Panasonic GH2, Olympus E-PL1, E-P1, E-PL5, 2x E-P5, E-M10II, E-M5II, Samsung NX200, Fujifilm X-E1, X-A1.

3 years ago I bought 2 Olympus E-P5 cameras. For me a best camera I have ever used: ergonomics, rangefinder style, tilt screen, 2 wheels, 1/8000s and Olympus colors.

Anyways after some time I have discovered that it suffers from many physical design issues:

both of them had issues: with wheels (so had to be repaired twice), were suffering from a shuttershock and when shooting on e-shutter 0 delay (to prevent that shutter shock) there was sometimes visible something like a banding on my photos. Even though picture was shot during a daylight and it was a landscape shot.

So I sold both of them.

Then I bought Olympus E-M10II. Very good camera again.

But from the begining I have found that it suffers from an AF inaccuracy (backfocus error - quite often and mainly for closer focus distances).

1 month ago I bought excellent Sigma 30mm 1.4 contemporary and 1/4 of my shots are backfocused (head and shoulder shots). This is not acceptable for me. Focusing on an eye but back of head or ears are in focus. This happens even more often when shooting in bad light.

Well ok what to do now ??

A camera that is closest to my beloved E-P5 is Pen F. But since this camera has very similar AF system as E-M5II and E-M10II I do not believe that it will be visibly better and more accurate.

OK what about Panasonic GX80 ? It seems to be a very good camera. Though I'm afraid of its jpeg colors.

Does color significantly improve if one can use Passport color checker for calibration GX80 ?

I still own (2 years) Sony A7 that is on sale now because I hate everything except pure image quallity (that is really excellent).

Other cameras that I still own are Fujifilm X-E1 (stunning camera but very slow AF and no tilt screen), X-A1 ergonomically very bad camera but out of camera colors are excellent.

So I'm thinking about completly jumping ship and getting Fujifilm X-T20 or upcoming X-E3.

But still trying to stay within m43 camp since I own many nice lenses.

Is there any other m43 camera that would be similar to my beloved E-P5 and had better AF (not faster but more accurate) than all actual Olympus cameras that I have used (E-M10II, E-M5II) ?

Thank you

Martin.au
Martin.au Forum Pro • Posts: 14,339
Re: The last chance ?
3

Getting backfocus is strange. It generally suggests that the camera is being given the choice about what to focus on, and choosing the wrong thing. I doubt it's a problem with focus accuracy, and more a problem with the camera being given too much choice in what to focus on.

Have you tried using face detect?

Have you used small focus point?

Are you using a large focus point, or letting the camera choose what it considers to be the best focus point?

 Martin.au's gear list:Martin.au's gear list
Olympus OM-D E-M5 Olympus E-M1 II Olympus M.Zuiko Digital ED 9-18mm F4.0-5.6 Panasonic Lumix G Fisheye 8mm F3.5 Olympus M.Zuiko Digital ED 12-50mm 1:3.5-6.3 EZ +7 more
robonrome
robonrome Senior Member • Posts: 2,334
Re: The last chance ?
2

Dunsun wrote:

Hey,

Right now I'm thinking about switching brands again. And hopefully you can give me some advice.

I have owned many many cameras including:

Sony A7, Panasonic GH2, Olympus E-PL1, E-P1, E-PL5, 2x E-P5, E-M10II, E-M5II, Samsung NX200, Fujifilm X-E1, X-A1.

3 years ago I bought 2 Olympus E-P5 cameras. For me a best camera I have ever used: ergonomics, rangefinder style, tilt screen, 2 wheels, 1/8000s and Olympus colors.

Anyways after some time I have discovered that it suffers from many physical design issues:

both of them had issues: with wheels (so had to be repaired twice), were suffering from a shuttershock and when shooting on e-shutter 0 delay (to prevent that shutter shock) there was sometimes visible something like a banding on my photos. Even though picture was shot during a daylight and it was a landscape shot.

So I sold both of them.

Then I bought Olympus E-M10II. Very good camera again.

But from the begining I have found that it suffers from an AF inaccuracy (backfocus error - quite often and mainly for closer focus distances).

1 month ago I bought excellent Sigma 30mm 1.4 contemporary and 1/4 of my shots are backfocused (head and shoulder shots). This is not acceptable for me. Focusing on an eye but back of head or ears are in focus. This happens even more often when shooting in bad light.

Well ok what to do now ??

A camera that is closest to my beloved E-P5 is Pen F. But since this camera has very similar AF system as E-M5II and E-M10II I do not believe that it will be visibly better and more accurate.

OK what about Panasonic GX80 ? It seems to be a very good camera. Though I'm afraid of its jpeg colors.

Does color significantly improve if one can use Passport color checker for calibration GX80 ?

I still own (2 years) Sony A7 that is on sale now because I hate everything except pure image quallity (that is really excellent).

Other cameras that I still own are Fujifilm X-E1 (stunning camera but very slow AF and no tilt screen), X-A1 ergonomically very bad camera but out of camera colors are excellent.

So I'm thinking about completly jumping ship and getting Fujifilm X-T20 or upcoming X-E3.

But still trying to stay within m43 camp since I own many nice lenses.

Is there any other m43 camera that would be similar to my beloved E-P5 and had better AF (not faster but more accurate) than all actual Olympus cameras that I have used (E-M10II, E-M5II) ?

Thank you

it's an odd complaint as I have owned virtually dozens of bodies across multiple systems including canon apsc and full frame, sony a7 and m43 (almost every body bar the pen series), but not fuji. The biggest party piece of m43 is focus speed and accuracy... bang on first time every time almost without fail... that's what keeps m43 in my bag... it's faster and more accurate than DSLR for single shot AFS, doesn't need any focus adjustment that dogged my days as a Canon DSLR shooter, and is faster than a7. Unless the pen is a stand out in a bad way among m43 for accuracy, you must have a dud?

 robonrome's gear list:robonrome's gear list
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OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

Martin.au wrote:

Getting backfocus is strange. It generally suggests that the camera is being given the choice about what to focus on, and choosing the wrong thing. I doubt it's a problem with focus accuracy, and more a problem with the camera being given too much choice in what to focus on.

Have you tried using face detect?

Have you used small focus point?

Are you using a large focus point, or letting the camera choose what it considers to be the best focus point?

I do not use face detect much since in bad light it's not very reliable.

Anyways usually I shoot with a small focus point and a single shot.

Generally problem with Olympus AF system is that it's too simplistic + while computing their contrast detection algoritms they do not strictly obey focus point borders. Then it simply takes focus onto a more contrasty background even though it's not covered within a selected focus area. This is true for all of their actual cameras (that I have used E-M5II, E-M10II). But this was NOT a case for E-P5. It was more accurate even though a very little bit slower. And same is true for my E-PL5 (but this is my girlfriend's camera and I think that ergonomically it's a nightmare at least for me).

Moreover my E-M10II sample seems to be a bit more inacurate (back focus issue) than my friend's one. We still have not found a reason for it. Same settings, same lens, same target (eye that is 50cm from a camera, bad light). His camera hit the target with a good accuracy (almost always perfect). But obviously my camera is bad (1/2 of shots back focused).

Really weird.

OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

robonrome wrote:

Dunsun wrote:

Hey,

Right now I'm thinking about switching brands again. And hopefully you can give me some advice.

I have owned many many cameras including:

Sony A7, Panasonic GH2, Olympus E-PL1, E-P1, E-PL5, 2x E-P5, E-M10II, E-M5II, Samsung NX200, Fujifilm X-E1, X-A1.

3 years ago I bought 2 Olympus E-P5 cameras. For me a best camera I have ever used: ergonomics, rangefinder style, tilt screen, 2 wheels, 1/8000s and Olympus colors.

Anyways after some time I have discovered that it suffers from many physical design issues:

both of them had issues: with wheels (so had to be repaired twice), were suffering from a shuttershock and when shooting on e-shutter 0 delay (to prevent that shutter shock) there was sometimes visible something like a banding on my photos. Even though picture was shot during a daylight and it was a landscape shot.

So I sold both of them.

Then I bought Olympus E-M10II. Very good camera again.

But from the begining I have found that it suffers from an AF inaccuracy (backfocus error - quite often and mainly for closer focus distances).

1 month ago I bought excellent Sigma 30mm 1.4 contemporary and 1/4 of my shots are backfocused (head and shoulder shots). This is not acceptable for me. Focusing on an eye but back of head or ears are in focus. This happens even more often when shooting in bad light.

Well ok what to do now ??

A camera that is closest to my beloved E-P5 is Pen F. But since this camera has very similar AF system as E-M5II and E-M10II I do not believe that it will be visibly better and more accurate.

OK what about Panasonic GX80 ? It seems to be a very good camera. Though I'm afraid of its jpeg colors.

Does color significantly improve if one can use Passport color checker for calibration GX80 ?

I still own (2 years) Sony A7 that is on sale now because I hate everything except pure image quallity (that is really excellent).

Other cameras that I still own are Fujifilm X-E1 (stunning camera but very slow AF and no tilt screen), X-A1 ergonomically very bad camera but out of camera colors are excellent.

So I'm thinking about completly jumping ship and getting Fujifilm X-T20 or upcoming X-E3.

But still trying to stay within m43 camp since I own many nice lenses.

Is there any other m43 camera that would be similar to my beloved E-P5 and had better AF (not faster but more accurate) than all actual Olympus cameras that I have used (E-M10II, E-M5II) ?

Thank you

it's an odd complaint as I have owned virtually dozens of bodies across multiple systems including canon apsc and full frame, sony a7 and m43 (almost every body bar the pen series), but not fuji. The biggest party piece of m43 is focus speed and accuracy... bang on first time every time almost without fail... that's what keeps m43 in my bag... it's faster and more accurate than DSLR for single shot AFS, doesn't need any focus adjustment that dogged my days as a Canon DSLR shooter, and is faster than a7. Unless the pen is a stand out in a bad way among m43 for accuracy, you must have a dud?

Well as I see you own both E-m5II and Pana GX85. How is your experience between these 2 bodies (especially AF accuracy) ?

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OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

For testing this backfocus tendency I purchased a used E-M5II camera 1 year ago.

I tested these 2 bodies (M10II, M5II) side by side for 3 weeks and I found out that their focusing algoritms were same. Same tendency to missfocus (backfocus). But these tests were executed with my Olympus 45mm 1.8. This lens is not imune to that issue but is significantly more accurate than my new Sigma 30mm 1.4 contemporary.

Why is that ? I do not know.

Sergey Borachev Veteran Member • Posts: 5,338
Re: The last chance ?

It is true from my experience that Olympus cameras stumble occasionally in AF, even for S-AF, which I use exclusively. It's a CDAF system and I think some high contrast area of the frame gets detected first and gets the AF's attention or priority, e.g. the edge of the head or ears in a back lit portrait because that part is lit up while the face is darker and have less contrast. My theory.

n3eg
n3eg Veteran Member • Posts: 3,316
Re: The last chance ?
5

Dunsun wrote:

For testing this backfocus tendency I purchased a used E-M5II camera 1 year ago.

I tested these 2 bodies (M10II, M5II) side by side for 3 weeks and I found out that their focusing algoritms were same. Same tendency to missfocus (backfocus). But these tests were executed with my Olympus 45mm 1.8. This lens is not imune to that issue but is significantly more accurate than my new Sigma 30mm 1.4 contemporary.

I have an E-M5 II and an E-PL5, and I use center spot metering and center focus.  I have never had either camera backfocus.  I always focus and recompose.  I don't understand how you guys use multiple focus points and NOT miss focus.

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It ain't easy being me, but someone's gotta do it.

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Humansvillian
Humansvillian Veteran Member • Posts: 3,013
Re: The last chance ?
1

I use Olympus MFT cameras, and I've found if you set the delay to 1/8 second anti shock, and then use center focus and recompose, or in the case of my beloved E-P3, use the touchscreen focus and shutter release, about all my photos are well focused of what I want focused.  If my cameras have any shutter shock in the images, I'm blissfully unaware of it.

If I use the area focus as default, there's no telling what the camera thinks I want in focus.

Hope this helps.

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Humansville is a town in the Missouri Ozarks

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(unknown member) Veteran Member • Posts: 7,274
Re: The last chance ?

Never has Olympus focused outside AF point on me, not caused back-focusing even when AF point is 3/4 times larger.

Ulric Veteran Member • Posts: 4,559
Re: The last chance ?

I do not have any of the cameras you mention, but my E-M5 has never in five years behaved in the way you describe. I (almost) always use S-AF, small focus point, and the camera faithfully focusses on whatever I point it at as long as it is within the parameters of the CDAF system.

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pdk42
pdk42 Senior Member • Posts: 1,299
Re: The last chance ?

Of all the things I could complain about on my Olympus cameras (troublesome wheels, complex menus etc), focus accuracy is not one of them. I too have recently acquired a Sigma 30/1.4 and it works superbly on my Pen F.  I only ever use single focus point or face detect.

I'm not doubting OP's problems, but I'm wondering if some scientific step-by-step analysis might help get to the bottom of it? - e.g. start with simple flat patterns on paper and work up from there.

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OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

Sergey Borachev wrote:

It is true from my experience that Olympus cameras stumble occasionally in AF, even for S-AF, which I use exclusively. It's a CDAF system and I think some high contrast area of the frame gets detected first and gets the AF's attention or priority, e.g. the edge of the head or ears in a back lit portrait because that part is lit up while the face is darker and have less contrast. My theory.

Yes it's exactly how you write it.

I think it has something to do with a focusing speed. Or well better say Olympus tries to stay in a camp of very fast focusing cameras. So theyr priority is speed over accuracy (that's just how I see it).

I always only use 1 single focus point. And for example for a headshot picture small AF point is even smaller than an eye. So it should nevet ever focus onto ears or back of the head. But it does.

Sadly I have deleted all these missfocused shots since I always delete all that garbage just after my shoting session. Hmm.

Mark9473 Veteran Member • Posts: 6,428
Re: The last chance ?

Can't speak for the GX80, but my G80 has excellent JPEG colours under all conditions. Seems to me like Panasonic has really caught up.

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Mark

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third son
third son Veteran Member • Posts: 3,423
Re: The last chance ?

My Em5II is dead on accurate

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-Paul

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OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

third son wrote:

My Em5II is dead on accurate

Oh well then you must be a very lucky guy

It seems to be very unlikely that I would get 2 defective cameras (E-M5II, E-M10II) from 2 tries ...

My previously owned E-M5II was suffering from that back focusing tendency as well. But yes it was not as bad as my E-M10II.

Jorginho Forum Pro • Posts: 15,370
Seems to be a lensproblem

Read this as a downside with the lens (Sigma). Unsure, so look it up may be?

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OP Dunsun Contributing Member • Posts: 656
Re: The last chance ?

Dunsun wrote:

third son wrote:

My Em5II is dead on accurate

Oh well then you must be a very lucky guy

It seems to be very unlikely that I would get 2 defective cameras (E-M5II, E-M10II) from 2 tries ...

My previously owned E-M5II was suffering from that back focusing tendency as well. But yes it was not as bad as my E-M10II.

All these guys that are happy. I like that you like your cameras but I have seen similar reactions before and I see it as a brand cult or I don't know what.

I do not care if I shoot Olympus, Panasonic or whatever. I need a camera that I like shooting and that serves me well without any or almost any issues.

That thing I'm talking about is E-P5's (by the way E-M1 was suffering from it as well) failing wheels and many other design flaws (shutter shock) this camera has or had.

I needed just 1 day to check that shutter shock produced by E-P5 was making it almost an useless camera (before firmware update with 0s delay was released). Any photo made within 1/100 - 1/300s was a blured garbage. But again there were hundreds of guys on this forum that were saying we do not see any shutter shock so it does not exist. I owned 2 E-P5 cameras how I could be so unfortunate and get 2 faulty units (second one was bought 10 months after my first one).

All these and other similar reactions smell like a fanboyism or I do not know how to explain it ... and yes I hate fanboyism.

Anyways thank you for all your comments I have to investigate it a bit more.

Next week I'm going for a used GX80 + PanaLeica 15mm 1.7 lens (I got a good deal). Then I will compare my 4 actual m43 cameras (E-PL2 + E-M10II + GX80 + E-PL5) for an AF accuracy.

Then I will let you know how they performed.

Marty4650
Marty4650 Forum Pro • Posts: 16,289
The Elusive Quest for the Holy Grail
6

Looks to me like you bought 11 different cameras in less than 8 years and you ended up unhappy with all of them.

I don't think you will ever be happy with any camera until you accept the fact that no camera is perfect. They all have their quirks and imperfections. All cameras are compromises of one sort or the other.

Once you make that realization, life gets a lot simpler since you don't have to keep trying to find something better.

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third son
third son Veteran Member • Posts: 3,423
Re: The last chance ?
1

Dunsun wrote:

Dunsun wrote:

third son wrote:

My Em5II is dead on accurate

Oh well then you must be a very lucky guy

It seems to be very unlikely that I would get 2 defective cameras (E-M5II, E-M10II) from 2 tries ...

My previously owned E-M5II was suffering from that back focusing tendency as well. But yes it was not as bad as my E-M10II.

All these guys that are happy. I like that you like your cameras but I have seen similar reactions before and I see it as a brand cult or I don't know what.

I do not care if I shoot Olympus, Panasonic or whatever. I need a camera that I like shooting and that serves me well without any or almost any issues.

That thing I'm talking about is E-P5's (by the way E-M1 was suffering from it as well) failing wheels and many other design flaws (shutter shock) this camera has or had.

I needed just 1 day to check that shutter shock produced by E-P5 was making it almost an useless camera (before firmware update with 0s delay was released). Any photo made within 1/100 - 1/300s was a blured garbage. But again there were hundreds of guys on this forum that were saying we do not see any shutter shock so it does not exist. I owned 2 E-P5 cameras how I could be so unfortunate and get 2 faulty units (second one was bought 10 months after my first one).

All these and other similar reactions smell like a fanboyism or I do not know how to explain it ... and yes I hate fanboyism.

Anyways thank you for all your comments I have to investigate it a bit more.

Next week I'm going for a used GX80 + PanaLeica 15mm 1.7 lens (I got a good deal). Then I will compare my 4 actual m43 cameras (E-PL2 + E-M10II + GX80 + E-PL5) for an AF accuracy.

Then I will let you know how they performed.

I have no idea why you quoted me twice. Fanboi? No I am not. I also own Fuji and had Panasonic for quite a while as well. I just learned how to use my gear. I will know not to engage in any of your subsequent posts. You seem hard to please.

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-Paul

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