Newland FM200 Guide de l'utilisateur télécharger pdf (Page 23)

Getting Start

nlscan.com

Page 17

Theoretical reading stance and barcode: (measurement: mm)

52.8

17.6

35.2

100

140

180

220

27°

Barcode Density (mil) Near (mm) Far (mm)

Code 39 5 0 15

Code 39 10 0 25

PDF417 5 0 20

PDF417 10 0 30

QR Code 10 0 25

QR Code 15 0 36

Data Matrix 10 0 25

Data Matrix 15 0 40

Reading Stance is defined as the distance between the Imager front and an object (barcode). It affects image

capturing area and image quality, and thus affects reading performance.

Field of View & Divergence Angle

Reading Stance

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 114 115

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Newland FM200 Guide de l'utilisateur Page 23