Depth Of Field And Focus Type; Standard Model (Sr) Depth Of Field - Opticon NLV-5201 User Manual

2.5

Depth of Field and Focus Type

Select the focus type according to reading distance and code resolution.
2.5.1

Standard Model (SR) Depth of Field

Code 39
Code 128
EAN/UPC
PDF417
QR Code
Data Matrix
* The depth of field is the typical value measured by tilting the test chart 15° from the optical axis. (25C°)
* Refer to 11.2.2 Technical Specifications Standard Model Reading Depth of Field for specified value.
NLV-5201 User's Manual
1st
0
50 100
0.127mm (5mil)
53
52
69
0.20mm (7.9mil)
62
50
0.169mm (6.7mil)
49
0.254mm (10mil)
42
0.169mm
60
0.381mm (15mil)
22
0.169mm (6.7mil)
62
0.254mm (10mil)
43
150 200
126
0.254mm (10mil)
0.508mm (20mil)
191
0.33mm (13mil)
146
211
111
116
173
Chapter-2
Before Using
250 300
[Unit: mm ]
237
433
291
250
12