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Sekonic SR-3500 Hybrid OMR Scanner
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Fast. Accurate. Hybrid. — Meet the SR-3500 HYBRID from SEKONIC

A versatile OMR and image-capturing scanner designed for education, business and healthcare applications. Process marked data and image data in a single pass.

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The SEKONIC SR-3500 HYBRID is a versatile and high-performance Optical Mark Reader (OMR) scanner designed to meet diverse data collection needs of educational institutions, businesses and healthcare organizations.

This hybrid scanner combines traditional OMR capabilities with advanced image capturing features, allowing simultaneous processing of marked data and image data in a single pass.

The scanner supports a wide range of form sizes, from small cards to A4 and legal-sized documents. It can process up to 3,500 sheets per hour in OMR-only mode and approximately 2,200 sheets per hour when using image capture at 100 dpi.

  • ✓ Dual sensor system combining OMR and CIS image capture technology.
  • ✓ Flexible document support from small cards through A4 and legal-sized documents.
  • ✓ 500-sheet automatic document feeder for high-volume scanning.
  • ✓ OMR scanning and image capture in a single pass.
  • ✓ Color, grayscale and black-and-white image capture with selectable resolutions.
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SR-3500 HYBRID at a Glance

01

3,500/hr

OMR-only scanning speed

02

2,200/hr

Image capture at 100 dpi

03

500 Sheets

ADF hopper capacity

04

Up to 300 dpi

CIS image resolution

Features & Technical Specifications

Detailed OMR, image capture, scanning and operational specifications.

Mark Reading / OMR

Read Head Photo reflector
Reading Side Single side (Standard), Double side (Option)
Light Source Infra-Red Ray (Standard), Visible Red Ray (Option)
Mark Implements Pencil (Standard), Pencil + Pen (Option)
Read Head Channel 1/6" (48 columns), 0.2" (40 columns)
Mark Shapes Rectangle, Ovals and Circles

Image Reading

Sensor CIS (Contact Image Sensor)
Width Capacity 237 mm
Reading Side Double sides
Color Grey-scale, Color
Optical DPI Up to 300 dpi
Light Color Red, Green, Blue (620, 530, 467 nm)
Output File JPEG, BMP, TIFF, PNG, GIF

Connectivity

PC Interface USB Version 2.0
Additional Interface RS-232C
Compatible SR-601/607, SR-2300, SR-3500

Display & Controls

Display 40 characters (20 × 2 lines)
Control Buttons 5 buttons

Form & Scanning

ADF / Hopper Up to 500 sheets
Exit Bin Up to 500 sheets
Form Width 63.5–228.6 mm (2.5–9")
Form Length 110–355.6 mm (4.3–14")
Number of Rows Up to 107 rows
Mark Positions Up to 5,136 positions (48 columns)
Alternative Mark Positions Up to 4,280 positions (40 columns)

Throughput

OMR Only 3,500 sheets/hour
Color / Gray-scale 2,200 sheets/hour at 100 dpi

Paper Thickness

OMR 72–135 kg (84–157 g/m²)
Image 55–135 kg (64–157 g/m²)

Power & Environment

Power AC 100–240V / 50–60Hz
Temperature 5–35°C
Humidity 30–80%

Dimensions & Weight

Dimensions 365 × 227 × 575 mm (14.4 × 9 × 22.6 in)
Weight 18.3 kg (40.3 lb)
Accessories CD-ROM containing User Manual, USB Driver, API and Diagnostic Utility Software, Power Cable (AC Adaptor), USB Cable

The SR-3500 HYBRID combines a photo-reflector sensor for OMR reading with CIS (Contact Image Sensor) technology for image capture.

This two-in-one design allows OMR marks and image information to be processed in a single scanning pass.

Dual-side Contact Image Sensors are provided as a standard feature. Full-page images or selected image areas can be captured during scanning.

  • Color, grayscale or black-and-white images
  • Resolution from 100 dpi to 300 dpi
  • JPG, TIFF or BITMAP file formats

The SR-3500 HYBRID is designed to reduce manual processing by handling different response formats in one pass.

  • Process OMR bubbles and checkboxes.
  • Capture essay answers and comment fields.
  • Share scanned documents electronically.
  • Create electronic archives for paper records.

The hybrid functionality makes the scanner suitable for applications where both structured OMR data and visual information need to be collected.

Education: Tests, examinations, surveys and forms containing both marked answers and written responses.

Business: Forms and documents requiring structured data collection together with image archiving.

Healthcare: Data collection forms where marked information and document images are required.

Download SR-3500 HYBRID Catalogue →

Please mail your requirements at sales@omrsolutions.com or call us at +91-9313761122.

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