B. Eye & Camera

Preliminary version!
Comparisons between the properties and capacities of common digital cameras and human eyes

Comments & explanations below the Table.

Optics

Property
1a. Sensor shape
1b. Sensor size
1c. Refraction
1d. Focal length
1e. Angle hor. total
1f. Angle hor. sharp
Camera
Flat rectangular
~29 to 864 mm2
Series of sublenses
~12 to >600 mm
111 to <3.4°
111 to <3.4°

Eye
Curved round
~1094 mm
Cornea & lens
22 mm
210°
1-2°


Settings for recording/viewing

Property
2a. Diaphragm max
2b. Diaphragm range
2c. Exposure min
2d. Exposure max
2e. Stabilization
2f. Sensitivity range

Camera
1:1.2 to 1:4
~6 “stops”
1/1000 sec or less
hours
option (acc)
5 “stops”
Eye
1:2.8
6 “stops”
~1/4 sec
~15 sec’
yes (acc, vis)
>10 “stops”


Sensor & processing

Property
3a. No. receptors
3b. Colour rec.
3c. Resolution
3d. Sharpening
3e. Illumin. comp.

Camera
10 to 36 MPx
RGB, 25:50:25

online option
yes, white balance

Eye
120 Mr + 6 Mc
RGB, 65:30:5
1/60 deg
yes, online
yes, colour constancy