Showing posts with label cell phone. Show all posts
Showing posts with label cell phone. Show all posts

Saturday, July 20, 2013

Sony Honami Cell Phone

Sony will launch a revolutionary camera phone that will put CyberShot camera element into the phone. The first code-named "Honami" Sony i1 phone is also expected to be coming out on September IFA. Rumors Honami phone can use different lenses to enhance recording capabilities, and more recently the rumors indicated that it can use a NEX lens! Sony Honami phone specifications and photos have been out, 1/2.3 inch 20 million pixel sensor as a selling point, the body is 5 inch Full HD screen Android phone, equipped with the latest Snapdragon 800 SoC. 

Thursday, April 25, 2013

Comparison of Samsung Galaxy S4 vs HTC One vs Apple iPhone 5 vs Nokia Lumia 920

Dpreview.com reviewed the photo quality of Samsung Galaxy S4 vs HTC One vs Apple iPhone 5 vs Nokia Lumia 920 (Click here for detail). Dpreview.com concludes that none of these cameras's picture can compared to the brand name point and shot camera. Samsung Galaxy S4 can produces most detail in good light and shows a good overall performance. HTC One lacks of detail even it is at good light scene. Apple iPhone 5 uses slow shutter speed when light is dim, as a result, the pictures can be shaky. Nokia Lumia 920 camera performance is not impressed at all.

Sunday, April 21, 2013

Is the Blackberry Z10 Smart Phone Camera any good?

Dpreview.com has just release a review of the Blackberry's new smart phone camera Z10. (Click here for detail.)  Dpreview.com conclude that image quality is quite good, with decent fine detail, in good light but not at low light. It misses the major features such as no panorama, HDR, or face recognition out of the box.  For sample pictures posted by dpreview.com, click here.

Blackberry Z10 Smart Phone

Tuesday, April 16, 2013

Next Nokia EOS Phone Would Have Amazing 41 megapixel Camera

Next Nokia EOS phone may have 41 mega pixel camera, 41MP sensor, Xenon & LED flash, OIS and variable aperture lens, AMOLED screen, optical image stabilization, and expandable microSD card slot.  See detail here.

Monday, April 15, 2013

Sony Xperia Z Camera Phone Has Amazing 13 Mega Pixel HDR Video and Photo for Low Light

Sony Experia Z phone is the latest Sony cell phone.  It has a 5 inches,1080p scan,  4ppi screen. The camera features the Exmor RS™ for mobile – the world’s first image sensor with HDR video for smartphones.  HDR for photos and videos captures natural colours in any light. HDR (High Dynamic Range) is an imaging technology used to capture clear photos against strong backlight. The camera sensor is 13 megapixel with sweep panorama and can take picture in video mode. The phone is slim only 7.9 mm thick. The cpu is a powerful Qualcomm® Snapdragon™ S4 Pro processor. This advanced quad core processor can give maximum performance and speed without draining battery.

Sony Xperia Z Camera Phone


Hands On



Vs iPhone 5



Commercial





Sunday, April 14, 2013

HTC One Camera Phone with Amazing UltraPixel Camera

HTC one is the latest upscale phone from HTC. At 5.4 by 2.7 by 0.4 inches, the phone is larger than Apple’s iPhone 5. It use a Qualcomm’s quad-core Snapdragon 600 processor to deliver superior graphics and battery life. HTC put a 4-megapixel camera with larger pixels in HTC One which is called the "ultrapixel".  UltraPixels are designed to take in more light for low light photo. Photos were less noisy than comparable shots taken with an iPhone 5 or a Nokia Lumia 920 under the same conditions.  The available shooting modes are HDR and panorama and filters for the photos.  The Zoe feature takes 20 photos and records about 3. seconds of 1080p video for for action shots. The phone 2300mAh battery is not removable. The phone does not have a microSD card slot. You have to use the supplied 32GB (or 64GB) of built-in memory to store photos, apps, music, and movies. The 1920-by-1080-pixel display has 468 pixels per inch for high quality viewing.
HTC One Android Phone
  

Hands On/Preview

 

 

 

What is UltraPixel for Photo 



 

Commercial

Wednesday, September 12, 2012

iPhone 5 announced with Better 720p Front Video

Apple announces the iPhone 5 with F2.4 8 mega pixel 5 elements rear camera. The front video has been upgrade to 720p.  The rears video resolution remains the same with 1080p. iPhone 5 has slim design (7.5 mm thin) with larger display (4 inches ).  The cameras have the following features:
  • 8-megapixel iSight camera
  • Panorama
  • Video recording, HD (1080p) up to 30 frames per second with audio
  • FaceTime HD camera with 1.2MP photos and HD video (720p) up to 30 frames per second
  • Autofocus
  • Tap to focus video or still images
  • Face detection in video or still images
  • LED flash
  • Improved video stabilization
  • Photo and video geotagging
 



iPhone 5 Commercial



iPhone 5 Sample Pictures (Source: Apple)


iPhone 5 Camera Sample Photo

Specifications (Source: Apple)

Friday, September 7, 2012

LA Times Said Nokia Caught Faking Lumia 920 Camera Ad

According to Los Angels Times, Nokia issues an apology on faking Lumia 920 camera ad.  Nokia confirmed that the PureView ad commercial had been shot with something other than a Lumia 920. For details, please click here. (Source: LA Times)


Wednesday, July 18, 2012

How to do High Dynamic Range Photography?

What is HDR?

HDR photography picture stands for High Dynamic Range photography pictures, which show range of image greater between the light and dark area. In order to achieve HDR, you need to take the same picture on the same position for at least three times with different EV settings (i.e. -1, Normal, +1).  One of the picture is taken with normal setting , the second picture at least with one stop down (-1 of Normal ) of the normal setting and the last picture at least with one stop up than normal (+1 of Normal). HDR is measured in EV differences (known as stops) between the brightest and darkest parts of the pictures.  An increase of one EV (or one stop) is a doubling of the amount of light. The +1 stop help to expose the detail of the dark area and the  -1 stop the detail of the bright area.  Combining three pictures using a HDR software can made a picture showing details of normal light setting, the dark area and the bright areas.



HDR Image Taking with Normal Setting
HDR image Taking with EV difference (-1, Normal, +1)

Step of Using Digital Camera without Auto Exposure Bracketing
  1. You need a camera that can can set +1 stop or more, and -1 stop or more. Any digital camera has this kind of setting.  Put the camera in a tripod, take a picture at normal setting, one picture at -1 stop and one picture at +1 stop of normal setting.
  2. Combine the picture using a photo editing software such as Photoshops or Photomatix. Photomatix is the standard software used for HDR pictures.
Step of Using Digital Camera with Auto Exposure Bracketing (AEB)
  1. Set the camera AEB to take three pictures with different stops (i.e -1, 0, +1) to take the picture.
  2. Combine the picture using a photo editing software such as Photoshops or Photomatix. Photomatix is the standard software used for HDR pictures.
If you do not want to go through the above steps, buy a DSLR camera (e.g. Sony a57 DSLR) or compact digital camera (e.g. Panasonic ZS20) come with built in HDR function to produce HDR.


I took the following HDR pictures using an Olympus E-PM1 micro 4/3 digital camera:

HDR Picture - Olympus E-PM1 Digital Camera

HDR Picture - Olympus E-PM1 Digital Camera
I bought a Sony T10 digital camera in 2006 which has built in auto exposure bracketing (AEB).  I used this AEB function to take the following HDR pictures:

HDR Picture - Sony T10 Digital Camera

HDR Picture - Sony T10 Digital Camera
Android cell phone or iPhone 4s both can take HDR Pictures
A few days ago I posted a few HDR pictures using digital camera of  cell phone(LG P500). Click here to see these HDR pictures. using Camera Phone.


Sample of HDR Pictures on the Web:
Stuck In Custom  - Good site to learn about HDR
HDR Tutorial Video




HDR Using iPhone or Android Phone
 



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