| By OpenDP | | | | of DSLRs comes under the range of 24x16mm |
| Digital sensor is an important matter of | | | | to 36x24mm, but it remains of the range of |
| consideration for a digital camera owner. The | | | | 8x6mm in the case of a consumer camera. The |
| quality of the photography depends on the size of | | | | size of the sensor affects the performance of |
| the sensor. The larger the sensor the better will | | | | the camera and decides the intensity of sensor |
| be the quality of the photograph. This fact plays a | | | | produced noise. Noise, actually, worsen the images |
| vital role in choosing the perfect digital camera. | | | | of digital camera. If the sensor is smaller than |
| The size of the sensor affects digital photography | | | | actual requirement, then the camera is unable to |
| The final image is an outcome of the various | | | | capture the full view of the image. Fisheye lens |
| pixels that are arranged by the sensor of the | | | | can actually compensate this to some extent. But |
| camera. Soon after clicking on the shutter button, | | | | one, who really does not want to compromise |
| the pixels start to accumulate the photons in a | | | | with the quality of the image, should only go for |
| cavity. After completion of exposure, camera | | | | the camera having adequate size of sensor. In |
| confines those pixels and find out the number of | | | | case the sensor is small, centre of the lens |
| photons that are attached to each other. Now | | | | captures the image. Since maximum portion of |
| these photons are compiled in accordance with | | | | the image passes through the centre of the lens, |
| the levels of intensity. But all these can only give | | | | quality of the lens becomes very important factor |
| you a colorless image. There are some filters on | | | | to consider. The quantity of light that reaches into |
| the cavities that release the specific color of light | | | | the pixel is very less. Therefore useful image is |
| into those cavities. All the contemporary digital | | | | only available after proper enlargement of the |
| cameras are unable to capture all the three | | | | same. |
| primary colors. Only one of the three primary | | | | There is a relation between sensor and crop |
| colors gets into each cavity. Thus the camera | | | | factor. In this case, because of limited size, while |
| needs to estimate the remaining two colors to | | | | using 35mm lens, the sensor crop out the inferior |
| get the adequate information about all the three | | | | quality portion of the image. This is simply |
| colors at every pixel. | | | | because the fact that the image passes through |
| Bayer array is one of the commonest color filters | | | | the centre of the lens in case of smaller sensor |
| used in digital cameras and passes on all the | | | | and the image remains sharpest at that position. |
| information about different primary colors to each | | | | The use of lens becomes a meaningless practice |
| pixel. Higher or lower resolution of photograph | | | | if the sensor of the camera is undersized. But a 2 |
| depends on the array. | | | | 3 or even ¾ size can give optimum output if |
| In a very precise meaning a sensor is a silicon | | | | it is used with a 35mm lens. |
| semiconductor meant for acquiring photons and | | | | In upshot, it can be concluded that finding out a |
| converting them into electron. The size of the | | | | pixel pitch of a given sensor, while buying a digital |
| sensor is, perhaps, the second most important | | | | camera can be tricky. However, one can seek the |
| thing just after the quantity of mega pixels. | | | | help of certain review sites that provide the |
| Though the size of the sensor has a huge range, | | | | information about recent models including their |
| generally it is of two basic categories. The sensor | | | | sensors. |