The true diagonal is approximately two thirds of the specified size.
1 5 sensor cameras.
Therefore these cameras are equipped with lenses that are about one fifth of the focal lengths that would be typical on a 35 mm point and shoot film camera.
It varies by manufacturer canon is 1 6x and nikon is 1 5x but we ll use 1 5 as an example here.
The g1x s 1 5 sensor would be slightly larger than the m4 3 sensor roughly the same size as sigma s foveon x3 which has 1 7x crop and size of 13 8 x 20 7mm or only slightly smaller than the sensor in canon s aps c dslrs.
In 2017 canon announced its g1 x big 1 stacked cmos sensor compact the price is also too big approx 1600 see g1 x at amazon its the best compact camera ever made it comes with 24 3 mp high sensitivity cmos sensor.
The camera has a brand new large 1 5 inch 18 7 x 14mm 14 3 megapixel high sensitivity canon cmos sensor delivering shallow depth of field a wide dynamic range an iso range of up to 12800 and incredible light gathering ability helping to ensure brilliant images in even tough low light conditions.
Best big sensor compact camera for 2017 sony rx10 iii we have selected the best compact camera for you.
Crop sensor cameras or aps c cameras have smaller sensors and the resulting image magnification is called the crop factor as you can see in action in the images above.
Among the largest sensor sizes used in compact cameras these sensors allow larger pixels for improved noise performance over standard pocket point and shoots.
The nokia 808 surpasses compact cameras with its 41 million pixels 1 1 2 sensor.
For example the so called 1 1 8 inch format with a 9 mm sensor diagonal has a crop factor of almost 5 relative to the 43 3 mm diagonal of 35 mm film.
This weird and confusing way of designating sensor sizes dates back to the 50s and is related to the way the first vidicon tv cameras were described.
In terms of point and shoot cameras the sony rx100 brings a 1 inch type sensor to the party and canon has released the not quite a compact g1 x with a 1 5 inch sensor.
The nikon 1 series uses a 1 sensor.
Update on sensor size.
You should be aware that 1 n designations do not tell you the diagonal of the sensor.
A 18 55mm lens used on a camera with an aps c sensor has an effective focal range of 27 82mm although the exact length depends on the camera used.