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Tuesday, August 21, 2012

Sony RX100 Random Image Samples

In this blog post I will be putting up random image samples I have taken with the Sony RX100. The photos are not design to be any kind of test of the camera's abilities, but just for those interested to see some of the images produced by the RX100. I will try to keep updating as I take more pictures with the camera.

Cow Dolls Sony RX100 iso 3200 f4.9 100mm
Crispy Sushi Sony RX100 iso 200 f3.2 28mm
Cemetery Sony RX100 iso 125 f6.3 28mm
Ice Rink Sony RX100 iso 640 f6.3 28mm

Chandelier Sony RX100 iso 2500 f3.5 59mm
Multi-Colored TV Sony RX100 iso 1600 f4.9 100mm
Raining Flowers Sony RX100 iso 125 f5.6 28mm

Part 2 Here

Tuesday, August 14, 2012

Sony RX100 Macro Wildlife

Macro photography is something I am completely useless at, not that I am any good at any other type of photography, I am just extra bad at Macro. When I saw this...thing...jumped onto my friend though, I just couldn't resist testing out the Sony RX100 that I happened to have on me.


hold still will ya?

I have heard that it could take macro shots as close as 5 cm to the subject. So I quickly whipped out the camera and fired off a few shots before the "thing" flew away. With it being night I had no choice but to use the dreaded popup flash, and so I wasn't really expecting anything. When I checked out the photos on my computer today though I was pleasantly surprised.

Certainly the RX100 is no match for a DSLR with a macro lens, which can "zoom in" much further, but the 20 Megapixels really help it in this situation. You can "zoom in" post process and crop away quite a lot and still be left with plenty of resolution. Another benefit of the smaller RX100 (and most compact cameras) is that it's popup flash give better results than popup flashes on most DSLRs. Overall I have got to say that the macro shots from the RX100 is nothing to be written off, especially for a compact. 

Tuesday, August 7, 2012

Sony RX100 ISO Test Sample Photos RAW vs JPEG vs Multi Frame Noise Reduction

After the previous iso test I did with the Sony RX100 RAW files

http://thaiphotos.blogspot.com/2012/08/sony-rx100-iso-test-sample-photos.html

A question I, and am sure many others have is "what about comparing the iso performance of RAW files to JPEG files, or the JPEG files using the multi frame noise reduction mode?". So let's see shall we?


a familiar patch of grass


I will be using the same setup as the previous test.


ISO 3200


Sony RX100 RAW ISO 3200 100% crop


Sony RX100 JPEG ISO 3200 100% crop


Sony RX100 MFNR ISO 3200 100% crop


ISO 6400



Sony RX100 RAW ISO 6400 100% crop


Sony RX100 JPEG ISO 6400 100% crop

Sony RX100 MFNR ISO 6400 100% crop


ISO 12800


Sony RX100 MFNR ISO 12800 100% crop


ISO 25600


Sony RX100 MFNR ISO 25600 100% crop


Verdict


At iso 3200 there is not much difference between the normal JPEG and the MFNR file, so there is pretty much no reason to use MFNR at this iso. Your choice is probably between using the JPEG for convenience or the RAW for flexibility. With the RAW file you can achieve files as smooth as the JPEG easily by applying some noise reduction in post processing, but you also have the choice to retain more detail if you want, so the noise/detail tradeoff is in your hand.

At iso 6400 the difference between the JPEG and MFNR file is not massive, but certainly noticeable. They are both equally smooth but the MFNR file is able to retain more detail. The RAW file is almost able to match the MFNR file with post processing in terms of smoothness and detail, but again has far superior flexibility in terms of how much detail you want to sacrifice for smoothness. So at iso 6400 you have a choice between using the JPEG for maximum convenience, using RAW for maximum flexibility and quality, or in cases where there are no significant movements in the frame using MFNR for convenience and superior quality to the normal JPEG.

Of course if you ever need to use iso 12800 or 25600, you don't really have any choice but to use the multi frame noise reduction. But I must say that you shouldn't expect great quality photos at these two settings, as you can probably see yourself in the above samples. They will only look reasonable at small viewing sizes, maybe no more than 600x400 pixels. But I guess it's better to have the option available if you want than not at all.