USB Interface QR Code Scanner Module 2D Barcode Engine For Access
For access control system, traditional method is to use
fingerprint, password or IC card. All these methods have their pros
and cons. With the pupulor application of mobile phone qr code, qr
code is also used in access control system. Due to its high
security level and convenience, it is used more and more to replace
traditonal access control methods as below:
Rakinda is located in Shenzhen Lilang Industrial Park, initially
established in 2000. Rakinda is a prestigious high-tech company
specializing in designing, developing and manufacturing barcode
scan instruments including OEM barcode scan engine, desktop barcode
scanner, handheld barcode scanners, cordless barcode scanners,
image platform, android data terminal, etc. The application domains
are manufacturing, retailing, postage, logistic and medical
When you want a scanner module to scan phone screen code well, you
need choose a fixed mounted barcode scanner to get better formance.
Sometimes due to space restriction, fixed mounted scanner can not
be used for they usually come with enclosure, which makes its size
bigger. In such cases, customers now can choose LV4200 2D barcode
LV4200 Scanner can capture on-screen barcodes effortlessly even
when the screen is covered with protective film or set to its
lowest brightness level (in low battery condition). LV4200 can be
used in cases where Rakinda 4500 serious scanners are used.
LV4200 supports USB and TTL-232 interfaces to meet diverse customer
LV4200 Scanner Application Case of Access Control System:
LV4200 Scanner Datasheet
|Image Sensor||752*480 CMOS|
|Light Source||White LED|
|Symbologies||2D PDF417, QR Code (QR1/2, Micro), Data Matrix (ECC200, ECC000,|
050, 080, 100, 140)
1D Code128, UCC/EAN-128, AIM-128, EAN-8, EAN-13, ISBN/ISSN,
UPC-E, UPC-A, Interleaved 2 of 5, ITF-6, ITF-4, Matrix 2 of 5,
Industrial 25, Standard 25, Code 39, Codabar, Code 93, Code 11,
Plessey, MSI-Plessey, GS1-DataBarTM(RSS), (RSS-14, RSS-Limited,
|Typical Depth of Field|
EAN-13 10mm-55mm (13mil)
PDF 417 15mm-35mm (6.67mil)
Data Matrix 15mm-40mm (10mil)
QR Code 10mm-50mm (15mil)
|Symbol Contrast||> = 30% reflectance difference|
|Interface||TTL-232, USB (HID-KBW, COM Port Emulation, HID-POS)|
|Operating Temperature||-20 to 60 centi degrees|
Q1: Can I get some samples? Are they free?
A1: We support 1pc sample order. Samples should be paid.
Q2: Can I get extra cables for the scanners?
A2: Yes you can. We will provide according to your request.
Q3: How can I buy?
A3: We are trade assurance supplier at Alibaba. You can start
online order directly. Or pls contact us first according to the
contact info. We will send you proper link directly.
Q4: What is your payment method?
A4: We accept online credit card, TT, Paypal, Western Union.
Q5: Can I visit your factory:
A5: Yes, you are warmly welcome.
Q6: How long is your warranty time:
A6: 1 Year.
Q7: Where can we download the user manual of the scanners?
A7: We will send by email after you get samples.
Q8: What's the lead time?
A8: For sample, it is typically within 3 days. For bulk order, it
depends on quantity and model you order.
Q9: Can you provide OEM service?
A9: Yes. We need further discuss about details.
Q10: How do you ship the scanners usually?
A10: Since it is light and compact, we usually use DHL, UPS, Fedex,
TNT and post air mail.