VX6953CB datasheet(99/107 Pages) STMICROELECTRONICS

99 / 107 page

8209023 Rev 5

99/107

VX6953CB

Optical specification

13.1

Lens characteristics

Note:

The module IR filter cut-off wavelength is 650 nm.

Table 59. Typical lens design characteristics for first source lens supplier

Parameter

Value

4 element plastic lens

F/number

2.8

Effective focal length

3.32 mm

Horizontal FOV

57.1

In-focus distance range

Infinity to 40 cm ( EDOF applied)

Distortion

TV: +/-1%

Relative illumination (lens only)

48.7% at 1.0 field on green channels.

Maximum illumination decrease

over 10% of image height. (lens

only)

8.5%

Spectral weighting:

Wavelength (nm)

Weight

435.8

486.1

546.1

587.6

656.3

Lateral chromatic aberration

<1.4 um

Coating reflectance - All surfaces

are coated. At least 50% of all

surfaces must fulfil this

specification.

< 400 nm

400 to 670 nm

>670nm

No limitation

≤1.0% absolute, 0.35% avg

Straight line with a slope of < 3% /100 nm

Maximum chief ray angle

27.9

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