Sunday, November 29, 2015

Honor 7 Camera features - Phase-detection technology (PDAF) + Contrast focus


Latest Camera sensor form the world leader in camera technology
Honor 7 camera features the Sony IMX230 Exmor RS Senor with an ultra-high resolution of 20 MP. World's first Smartphone, that comes with Sony IMX 230 camera sensor which was Sony latest launch. Compare to OnePlus 2 with 13MP primary camera 

The world's first second generation SLR-level ISP for best power saving during photo shoot. 
Its Second-generation independent image signal processor (ISP) at the single-lens reflex level (achieving a 50% power consumption reduction) . After image data is captured by the front-end camera sensor, the data is processed by an analog signal processor (ASP), analog-digital converter (ADC), pre-SIP, and post-ISP before the final image is displayed on the viewfinder. The ISP is the brain of a camera and plays a role in autofocus, filter of unwanted information from images, Honor 7 saves power across the pipe-line

Honor 7 is with Dual-color temperature and dual-LED flashlight for best photo shooting in a dark environment, while Oneplus2 provide simple Dual LED Flash
LED flashlights are made from blue LED and fluorescent powder. These LED’s increases the blue light energy while reducing the green and red light energies. As a result, the photos taken with this kind of LED flashlight will have color distortion (pale colors and cool color tones).
Because the human eye is most sensitive to the green color and less sensitive to the blue and red colors, these single Blue color LED flashlight results in red eyes in dark environments.
Instead of simply increasing the number of blue LED flashlights, In Honor 7 used the dual-color temperature dual-LED flashlight along with an amber-colored warm-color LED to produce softer color tones in images and achieving more accurate white balance.
The dual-color temperature and dual-LED flashlight is especially suitable for dark environment.


Rear camera is with sapphire protective layer for long life scratch free photos
Sapphire is the hardest oxide crystal with unimaginable hardness.  Sapphire has highest resistance to impact and scratches its is hardness 9 on the Mohs scale, Lenses made of sapphire can withstand scratches during a long time of use, thereby ensuring good image quality.


Non-spherical lenses best image quality
Spherical lenses cannot focus parallel light beams at a point completely, which affects image quality. Non-spherical lenses outperform spherical lenses in photo shooting, and the effect gets better with more lenses. The honor 7 camera consists of six non-spherical lenses

The high dynamic range (HDR) function allows users to take photos of high-contrast scenes (such as backlight) with bright backgrounds and subjects.

Hybrid focusing technology fastest auto focus within 0.1sec

Adopts a hybrid focusing algorithm Phase-detection technology (PDAF) + Contrast focus technology gives Honor 7 for ultra-fast 0.1s focusing on moving objects 
The honor 7 adopts a hybrid focusing algorithm that combines the strengths of phase detection and contrast detection.
·         Its camera calculates the distance that the motor should move to bring the subject into focus based on the phase difference.
·         After the motor moves to the in-focus position, the camera performs contrast detection to determine the accurate focusing position.
·         This algorithm ensures focusing precision while increasing the focusing speed. The honor 7 also adopts the Hybrid optimization algorithm to achieve 0.1s focusing time.


Honor 7 built in advanced image processing engine provided amazing experience with never see effects which not found most Oneplus2 ,Nexus 5X ,MotoX play ... in most the flag ships these features are not available.
o   Perfect selfie
o   Food mode
o   Personalized filter

Perfect Selfie 
Every time we take self we want to edit the picture to adjust its, brightness Wight balance, smoothness and eyes enlarge etc.. If user has to do this work every time after taking selfie its   required lot of time and may not get best editing effort. Honor 7 can adjust all your slfie once u configure your required configuration on your photo this make taking selfie every an amazing experience
Here is example
Configure your perfect selfie once
----Selfie after editing Will look more better like below using Honor 7 Perfect selfie Configuration----

Honor 7 applies same effects every time you take selfie 

Personalized filter
These days most of the smart phones come with filters which can applied to photos to get different effect , what is missing is most of the time user want to apply filter which  is similar to his previous photo 

For example user has taken following photo during autumn early fall

But the following photo was taken after many days and user want to apply filter so that this photo looks like it has been taken during autumn fall. This is not possible with provided predefined filter. Honor 7 provides feature where user can define new filters from existing photos so that they apply same on other photos
Following is the effect of above photo after applying user filter 


Feature Name
Honor 7
Oneplus 2
Nexus 5X
Rare Camera
20MP
13MP
12.3MP
 Front Camera
8MP
5MP
5MP
LED Flash
Dual-color Temperature
Dual-LED flashlight
Normal Dual LED
Dual Flash
Auto Focus technology
Hybrid focusing   PDAF + Contrast focus
Laser Autofocus
laser auto focus
Image Effect Food Mode

YES

NO
NO
Image Effect Perfect Selfie

YES

NO
NO
Image Effect User filters

YES

NO
NO



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