VX6854LC datasheet(79/114 Pages) STMICROELECTRONICS

номер детали	VX6854LC

подробное описание детали	QXGA EDOF camera module

PDF	114 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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VX6854LC

Optical specification

8.1

Lens characteristics

Note:

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

Table 64. Lens design characteristics for first source lens supplier

Parameter

Value

4-element plastic lens

F/number

2.8

Effective focal length

3.26mm (primary wavelength 587.56 nm used)

Horizontal FOV

57.8

Closest focusing distance

<300 mm with DAF

Distortion

TV: -0.3 (typ)%

Absolute: <|1.0%| across whole field (by design)

Relative Illumination (lens only)

46% at 1.0 field.

Maximum illumination decrease over 10%

of image height. (lens only)

12%

Spectral weighting:

Wavlength (nm)

Weight

656.28

151

587.56

318

546.07

312

486.13

157

435.84

404.66

Lateral chromatic aberration from blue

(

λ=435nm) to red (λ=656nm)

< |1.8 um|

Coating reflectance - All surfaces are

coated. At least 50% of all surfaces must

fulfil this specification.

< 400nm

400 - 670nm

>670nm

No limitation

≤ 1.0% absolute, 0.35% avg

Straight line with a slope of < 3% /

100nm

Maximum chief ray angle

28.2

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