Introduction

Veryfi Lens Browser SDK is a powerful solution for integrating document scanning and processing capabilities directly into web applications. The SDK provides a complete document capture workflow, from camera access to document detection, processing, and data extraction.

Key Features

• Real-time document detection
• Automatic edge detection and cropping
• Blur detection and LCD screen fraud prevention
• Local field extraction on crop preview (vendor, date, total)
• Camera controls (torch, switch camera, mirror)
• Multiple document type support
• Built-in UI components
• Local credit card processing
• Document stitching for long receipts

Supported Lens Flavors

Receipts & Invoices

Regular Documents (receipts, invoices)

Features:

• Real-time document edge detection
• Automatic cropping
• Blur detection
• Document validation
• Optional local field extraction (vendor, date, total) on crop preview

Long Documents

Long Documents (lengthy receipts requiring stitching)

Features:

• Live stitching preview
• Progressive capture
• Automatic image composition
• Manual capture control

The stitching process:

• User initiates stitching by pressing the capture button
• Moves the camera slowly from top to bottom of the document
• Preview shows the current stitched result
• User stops stitching by pressing the button again

info

Stitching requires document to be closer to the camera compared to usual receipt capture

Credit Cards

On device credit card scanning

Features:

• Real-time card detection
• Local card data processing
• Secure handling of sensitive data
• Card validation

The scanning process:

• Front side capture (card number, name, expiry)
• Automatic prompt to flip card
• Back side capture (CVV)
• Complete card data returned via callback

Checks

Checks (both sides capture supported)

Features:

• Two-sided check capture
• Quality validation for both sides

The check capture flow:

• Front side capture
• Quality validation
• Prompt for back side (if enabled)
• Back side capture and validation
• Both images available in result

File Upload

File Upload (process documents from device storage)

Features:

• File system access
• Drag-and-drop support
• Document processing without camera

Caps

Bottle cap code capture (round surfaces with embossed or printed alphanumeric codes)

Features:

• Cap centering guide
• Works across common cap styles and sizes

The capture flow:

• Align the cap inside the circular guide
• Adjust angle to minimize glare; hold steady
• Tap to capture
• Processed image and decoded cap code are returned

Code Strips

Printed security strip code capture (linear or curved text printed on seals/labels)

Features:

• Code strip centering guide

The capture flow:

• Align the printed strip within the rectangular guide
• Tap to capture
• Processed image and decoded code are returned

AnyDocs

AnyDocs (flexible scanner for any document type)

Features:

• Sequential multi-page capture
• Optional flip message between pages
• Configurable maximum page count
• Automatic ZIP packaging for multi-page submissions
• Blueprint selection for targeted data extraction

The capture flow:

• Capture the first page
• Use "Add Page" to capture additional pages
• Navigate through captured pages in the gallery
• Press "Submit" when all pages are captured
• Multiple pages are packaged together and submitted

Demo: Insurance Cards Demo — a complete example using AnyDocs with the us_health_insurance_card blueprint.

Prescription Label

Prescription Label (video capture for cylindrical pill bottles)

Features:

• Video-based capture optimized for labels that wrap around bottles
• Bottle-shaped overlay guide (or optional square overlay)
• Automatic ZIP packaging of the recorded video for submission
• Pre-configured prescription_medication_label blueprint for data extraction

The capture flow:

• Position the pill bottle inside the bottle outline overlay
• Tap the capture button to start recording (red "REC" indicator appears)
• Slowly rotate the bottle so the entire label passes through the overlay
• Tap the capture button again to stop recording
• Review the video preview and tap Submit (or Retake video)
• The video is packaged into a ZIP and sent for processing