viking79

viking79

Lives in United States Marion, IA, United States
Works as a Software Engineer
Has a website at http://viking79.zenfolio.com
Joined on Nov 27, 2007

viking79's recent activity

  • Camera charges over USB, so the voltage is steady (5 volts DC) regardless of input voltage (as long as converter is designed for 100-240 volts AC it will be fine). Eric
  • The two 30mm lenses side by side.  The Sigma 30mm is fairly thick for a 30.  Great lens though, in practical application there isn't a huge difference between the two, neither will fit in a small...
  • MTF50 can largely be corrected in software, less so with MTF20.  MTF50 is usually considered a measure of sharpness or punch, and MTF10 to MTF30 are more measures of resolving power of the lens...
  • I really like the Samsung mirrorless cameras, and they do have quite a selection of good lenses and camera bodies.  I shoot a pro level camera when I shoot weddings/events, but mostly carry the...
  • Viewfinder brightness is not a good thing if you want to check focus in the viewfinder.  I recall Pentax indicating they used a darker viewfinder matte to better support manual focus since a lot of...
  • What type of batteries? Rechargeable (what type)? Disposable (what type)?
  • Replied in How to
    Tizen services/linux kernel.  The actual application is relatively small.  Looks like that entire folder is closer to 35 MB (includes other images, not just mode changes). The downside going with...
  • I would say 85mm f/1.4 or 50-200mm f/4-5.6.  The former is good if you want to shoot in low light, but is a large and heavy specialized lens, great for shallow depth of field, etc.  The latter is...
  • For what?  For a 4x6 print or small web image it is fine.  However, I would have shot at 1/30 and ISO 3200 instead :)  Obviously you were experimenting with high ISO though. Yes, I notice issues...
  • Replied in How to
    Unfortunate, yes, but not surprised.  What opening up source for tools used with Tizen could do is maybe people will make add ons for the camera.  I think any of the proprietary stuff will be...
  • Replied in How to
    I am not positive there is source code for the actual NX300 camera applications, it seems to mostly be Tizen specific stuff.  When you release a linux kernel there is a lot that goes with that. I...
  • For practical purposes the 30 and 45mm are a 35 and 50mm. Why make a 35mm and 50mm lens?  Those focal lengths are just as weird. It is what they felt like making.  Again, in practice you aren't...
  • Replied in How to
    I had to add a step prior to step 6. sudo apt-get install openssh-server sudo /etc/init.d/ssh start Otherwise it was failing out saying it couldn't connect to port 22 (I didn't have an SSH server...
  • I need to get better about mentioning focus, which is what I am working up to measuring focus speed.  I rarely use MF with my Samsung lenses :) It is focus by wire, but relatively smooth.  The...
  • You posted before I chance to delete my post :) In JPEG there is no issue with corners at all. There is sample variation, but also JPEG corrects the distortion to the image and the sharpening masks...
  • Delete this, made a mistake in listing.
  • Yeah, I don't always check back with old threads, especially when they enter into the worthless to post stage :) It is resolving 3000 LW/PH in the corners wide open, that is very good.  The center...
  • This has been talked about several times here, as recently as this week, so people might be terse with responses :) Sigma 30mm f/2.8 on NEX is noticeably larger including body thickness than...
  • Yeah, I noticed the speed too.  Feel like a slow dialup connection again.  Flashback to the 90s :) Eric
  • If you read the history section you will see that this has been thought of before and isn't practical.  On a mirrorless system it is practical.  Eric
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Last entry May 3, 2010
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