The new v4.0 firmware for the Olympus E-M1 updated many things and provided a few new functions, the focus bracketing and stacking were ones I was really looking forward to playing.
Last night for comparison I tried taking a photo of a tiny flower in the standard way with a macro as a basis for comparison, then upgraded the firmware on the camera and all my lenses wile I was at it.
The initial baseline image is this one with the expected shallow depth of field.
The thing I tried was the in camera Focus Stacking mode to my surprise the camera made no noise and I hadn't noticed a photo was taken untill I noticed the flashing red SD card symbol in the top left of the screen.
When you go into focus stacking or bracketing mode the camera automatically picks high speed silent shutter mode, cool.
As can be seen from the photo below the result was quite impressive although the furtherest back parts are not quite as sharp as the rest probably because I didn't adjust step distance for each photo, but very impressive for a first try.
The last thing to try out was the focus bracketing mode which gives a bit more control over the number of shots to take, so having a bit of a play around with different shot numbers I got the following image.
This one gave some really nice results being able to take 15 shots and cover from the tip of the front petal all the way back through the rest of the leaves.
This was the very first time I had attempted to do any sort of focus stacking in Photoshop and I was not 100% happy with the results as the auto stacking was not perfect, with a bit of tweaking it could be much better, I also tried Helicon Focus with the free demo for 30 days and it 2 struggled with the same things that Photoshop struggled with.
Conclusions
One thing I did not like was that I could not change the shooting mode away from what the bracketing mode had set, so I could not select the option to delay taking the photos just to let the camera settle down any movement in pressing the button. This could be mitigated by using the OIS app to trigger the photo, or there maybe even another option I did not find in my cursory look last night.
The other thing I noted was that I can probably get better results in the stacking software by setting up the subject a little different or with less depth if possible, this will require a bit of fiddling and playing to see what works best. I'm relatively new to macro photography so there is plenty to learn I guess.
Showing posts with label EM1. Show all posts
Showing posts with label EM1. Show all posts
Thursday, 26 November 2015
Graffiti and Weddings don't normally mix but....
Hosier Lane and likely many of Melbournes other graffiti covered lanes are not only a playground for tourists and photographers alike but have also become a very sought after location for wedding photographers.
Pretty much any weekend day if you hang around for a couple of hours you will come across a wedding photo shoot in there.
Quiet interesting to see the different styles of weddings and photographers that show up and direct the shoots, some are super organised with an entourage of assistants multiple shooters and tons of equipment and take over the place directing the public to stay out of their shots.
Others turn up with 2 photographers a couple of cameras and get it all done with minimal apparent effort and no interfering with the general public.
The cool thing from an enthusiastic amateur photographer point of view is that it adds a whole other side to taking photos in places like this and gives you willing subjects and situations which you can try out different kinds of photography that is perhaps outside of your normal style.
Pretty much any weekend day if you hang around for a couple of hours you will come across a wedding photo shoot in there.
Quiet interesting to see the different styles of weddings and photographers that show up and direct the shoots, some are super organised with an entourage of assistants multiple shooters and tons of equipment and take over the place directing the public to stay out of their shots.
Others turn up with 2 photographers a couple of cameras and get it all done with minimal apparent effort and no interfering with the general public.
The cool thing from an enthusiastic amateur photographer point of view is that it adds a whole other side to taking photos in places like this and gives you willing subjects and situations which you can try out different kinds of photography that is perhaps outside of your normal style.
Thursday, 24 September 2015
Harden the F*** Up
After having purchased a Bower 7.5mm lens for the my E-P5 over 9 months ago and having used it once and been put off by the lack of auto-focus, last weekend I decided it was time to take a spoonful of concrete and just get out there with it.
I had just found out about he Maryborough Wings and Wheels event (http://www.wingsandwheels.net.au/) so on Saturday I decided to bolt the 7.5mm lens onto the EM-1, setup focus peaking on/off on Fn2 and with that done I was all ready to go for a relaxed Sunday drive in the country.
So arriving late morning armed with the fully charged battery and empty memory card I started out slowly playing with focus and focus peaking trying to get used to things and after a bit of zooming in as far as possible while reviewing the initial images, I pretty soon worked out that I could leave the focus set in between the 0.25m and infinity everything in the image would be sharp at F11 at a distances I like to shoot and can get close to the subject.
This Vampire jet image was from the first few shots I took, and it came out as I'd hoped. After those first few shots I started to get more comfortable and started enjoying the event and taking photos more.
One of the main benefits of this lens and camera combo is how light it is compared to a more conventional DSLR, which meant walking around with it in hand for hourws wasn't an issue even taking a few photos just holding the camera out above the cars to get different angles.
After biting the bullet and just getting on with it, I have discovered new confidence in this lens and can't wait to get back out there with it. Over all I'm really impressed with the quality of the images produced by this little lens, for the money it's amazing value if you have a need for a fish-eye lens.
I had just found out about he Maryborough Wings and Wheels event (http://www.wingsandwheels.net.au/) so on Saturday I decided to bolt the 7.5mm lens onto the EM-1, setup focus peaking on/off on Fn2 and with that done I was all ready to go for a relaxed Sunday drive in the country.
So arriving late morning armed with the fully charged battery and empty memory card I started out slowly playing with focus and focus peaking trying to get used to things and after a bit of zooming in as far as possible while reviewing the initial images, I pretty soon worked out that I could leave the focus set in between the 0.25m and infinity everything in the image would be sharp at F11 at a distances I like to shoot and can get close to the subject.
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| de Havilland Vampire |
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| Cobra Engine bay |
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| Selfie reflection in Jaguar grill |
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| Ford Falcon 351 GT |
Thursday, 19 March 2015
Lightroom Post Processing - My way.........
At the request of +Ananda Sim I have put this together. I think there is something for every one to takeaway here, if you like my car photos then this is how I do it, if you don't like my car photos then this is what not to do.
Disclaimer: I have watched lots of tutorial videos and read a lot of articles on post processing and have taken bits and pieces from them to end up with something I like.
Once I have rated and imported all the photos into Lightroom I'll usually follow this process for most of my car photos, I do slightly different things depending on what the subject is but for machinery and mechanical things with lots of detail and structure I like the effect I get with this method.
So to illustrate my method I'll be using this image of a 1963 Aston Martin Lagonda Rapide I captured at the recent Australian Grand Prix.
This is the original image just imported with the default settings, when I shoot the images I usually take into account how I'm going to process them and will sometimes under expose or over expose to get the effect I want later.
First thing I usually do is adjust the highlights and shadows as shown below, minimum highlights and maximum shadows, that shows as much detail as there is in the RAW file. I like details so I start here.
Next is to use the white and the black clipping sliders, to try limit the loss of detail, sometimes you go a little bit further just depending on how you like each image.
A handy thing is to use the sliders in conjunction with the Alt key on your keyboard while sliding the white slider will show where you are about to loose detail as white spots if you keep pushing the slider in the positive direction.
For the black clipping using the Alt key will show you where you will be starting to loose detail in the shadows as you push the slider in the negative direction.
The next step for me is to adjust the Exposure and Contrast until I like it, I can't think of a way to quantify it it's a "vibe" thing. As well as add some Clarity and Vibrance and very rarely a very little saturation. These are great to bring out detail in machines and buildings and the Vibrance just brings out the colour.
As far as Clarity I think you need to be a little bit conservative with it, when I first discovered it used to use it quite aggressively but you end up with a lot of noise, artifacts and glowing things in your images which look weird (I think). It's up to you to find your level of conservativeness.
As a rule of thumb I usually set the Vibrance to about half of the Clarity and then move it around a little either way but rarely go more then the Clarity (on the slider), but every image is different and your preferences will dictate where you go.
At some point you might have to crop and straighten the image, you preference as to at what point you do this, usually if I have to crop in a lot or rotate the image quite a bit because the initial angle I took it at just didn't work or because I wasn't careful enough taking the image, I'll crop early on in the process as this helps set all the previous parameters more accurately as your not tuning the image for areas that you will be cropping out anyway.
Some people don't like cropping close to the subject but for me it depends on the subject, I think with my images of cars, I'm usually using quite a wide angle that the image will be distorted anyway and the focus is the center of the image it's not as bad, but that's my theory.
Quite often with cars, structures, machines I'll use the details panel to sharpen up some of the smaller details. Usually I'll push the Sharpening Amount slider to about 70 and see what happens, sometimes more or less depending on how much detail is already in the image, then I'll use the Mask slider in combination with the Alt key to reduce the effect of the sharpening to the higher detailed areas that you really want the detail in.
I'll usually toggle the Details on and off with the switch on the details panel in order to get a feel for where the sharpening has occurred, sometimes the extra detail is so subtle it's hard to know where it is as your moving the sliders but when you turn it on and off it's much easier to see it. This image shows the detail tuning off.
The next image is with the detail tuning turned on, quite noticeable.
Next I'll usually tweak the Luminance slider a little and try to reduce some of the noise in the image, if you go to far you can end up with something that looks like a pastel drawing or cartoony, but it's your preference again as to how far or not you go. Using the Alt key in conjunction with the Luminance slider will convert the image to black and white which helps see the noise as it's being affected a bit better, zooming in also helps a lot.
The last step which I usually take is to use the corrections panel to remove/reduce chromatic aberrations. These are normally more apparent when using a fish eye lens which I like to use for car images but in this image I used the Olympus 40mm f2.8 lens and there was really no need to remove any chromatic aberrations. Usually I'll tick the box to enable it then use the green and magenta sliders to reduce the chromatic aberration effect from the image. Chromatic aberration is usually very easy to see around edges where there is a high contrast between objects. Once you see it, you can't un-see it and you have to get rid of it.
So there it is. This all seems like a lot to do but it's quite quick and simple. As you work out what you like you can also develop your own presets to get you to your starting point at the click of a button then once you import the images you can just apply the appropriate presets and tweak the settings for the individual image.
Hopefully this was helpful for someone and you can take something away, either what to do or what not to do.
Disclaimer: I have watched lots of tutorial videos and read a lot of articles on post processing and have taken bits and pieces from them to end up with something I like.
Once I have rated and imported all the photos into Lightroom I'll usually follow this process for most of my car photos, I do slightly different things depending on what the subject is but for machinery and mechanical things with lots of detail and structure I like the effect I get with this method.
So to illustrate my method I'll be using this image of a 1963 Aston Martin Lagonda Rapide I captured at the recent Australian Grand Prix.
This is the original image just imported with the default settings, when I shoot the images I usually take into account how I'm going to process them and will sometimes under expose or over expose to get the effect I want later.
First thing I usually do is adjust the highlights and shadows as shown below, minimum highlights and maximum shadows, that shows as much detail as there is in the RAW file. I like details so I start here.
Next is to use the white and the black clipping sliders, to try limit the loss of detail, sometimes you go a little bit further just depending on how you like each image.
A handy thing is to use the sliders in conjunction with the Alt key on your keyboard while sliding the white slider will show where you are about to loose detail as white spots if you keep pushing the slider in the positive direction.
For the black clipping using the Alt key will show you where you will be starting to loose detail in the shadows as you push the slider in the negative direction.
The next step for me is to adjust the Exposure and Contrast until I like it, I can't think of a way to quantify it it's a "vibe" thing. As well as add some Clarity and Vibrance and very rarely a very little saturation. These are great to bring out detail in machines and buildings and the Vibrance just brings out the colour.
As far as Clarity I think you need to be a little bit conservative with it, when I first discovered it used to use it quite aggressively but you end up with a lot of noise, artifacts and glowing things in your images which look weird (I think). It's up to you to find your level of conservativeness.
As a rule of thumb I usually set the Vibrance to about half of the Clarity and then move it around a little either way but rarely go more then the Clarity (on the slider), but every image is different and your preferences will dictate where you go.
At some point you might have to crop and straighten the image, you preference as to at what point you do this, usually if I have to crop in a lot or rotate the image quite a bit because the initial angle I took it at just didn't work or because I wasn't careful enough taking the image, I'll crop early on in the process as this helps set all the previous parameters more accurately as your not tuning the image for areas that you will be cropping out anyway.
Some people don't like cropping close to the subject but for me it depends on the subject, I think with my images of cars, I'm usually using quite a wide angle that the image will be distorted anyway and the focus is the center of the image it's not as bad, but that's my theory.
Quite often with cars, structures, machines I'll use the details panel to sharpen up some of the smaller details. Usually I'll push the Sharpening Amount slider to about 70 and see what happens, sometimes more or less depending on how much detail is already in the image, then I'll use the Mask slider in combination with the Alt key to reduce the effect of the sharpening to the higher detailed areas that you really want the detail in.
I'll usually toggle the Details on and off with the switch on the details panel in order to get a feel for where the sharpening has occurred, sometimes the extra detail is so subtle it's hard to know where it is as your moving the sliders but when you turn it on and off it's much easier to see it. This image shows the detail tuning off.
The next image is with the detail tuning turned on, quite noticeable.
Next I'll usually tweak the Luminance slider a little and try to reduce some of the noise in the image, if you go to far you can end up with something that looks like a pastel drawing or cartoony, but it's your preference again as to how far or not you go. Using the Alt key in conjunction with the Luminance slider will convert the image to black and white which helps see the noise as it's being affected a bit better, zooming in also helps a lot.
The last step which I usually take is to use the corrections panel to remove/reduce chromatic aberrations. These are normally more apparent when using a fish eye lens which I like to use for car images but in this image I used the Olympus 40mm f2.8 lens and there was really no need to remove any chromatic aberrations. Usually I'll tick the box to enable it then use the green and magenta sliders to reduce the chromatic aberration effect from the image. Chromatic aberration is usually very easy to see around edges where there is a high contrast between objects. Once you see it, you can't un-see it and you have to get rid of it.
So there it is. This all seems like a lot to do but it's quite quick and simple. As you work out what you like you can also develop your own presets to get you to your starting point at the click of a button then once you import the images you can just apply the appropriate presets and tweak the settings for the individual image.
Hopefully this was helpful for someone and you can take something away, either what to do or what not to do.
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