AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Video Magnifier

3.5 Inch Digital Electronic Magnifier Portable Video Aids Elderly Reading

The 3.5 Inch Digital Electronic Magnifier is a portable video aid with a 3.5-inch high-definition LCD screen, 2x to 25x magnification range, and a 64-degree lens.

Product Overview

The 3.5 Inch Digital Electronic Magnifier is a portable video aid with a 3.5-inch high-definition LCD screen, 2x to 25x magnification range, and a 64-degree lens. It captures images with a 1/6.5" 640x480 image sensor and displays them in full color, black on white, or white on black modes. The device runs on three AAAX lithium batteries and provides up to 3 hours of continuous use. It supports external TF card storage up to 32GB and outputs video at 50/60Hz to a TV via standard PAL/NTSC. The compact design measures 128x78x34mm and weighs 110g, making it suitable for handheld reading and close-up tasks.

  • Display screen3.5-inch high-definition LCD
  • Magnification range2x-25x
  • Display modeFull color / Black on white / White on black
  • Image sensor1/6.5" 640x480
  • Lens angle64 degrees
  • Image freezeFreeze / Release

Key Benefits

  • 3.5-inch high-definition LCD screen provides clear, large-scale viewing for elderly or visually impaired users
  • 2x to 25x magnification range allows for flexible reading and inspection of small text or fine details
  • 64-degree lens offers a wide field of view without requiring precise positioning
  • Three display modes (full color, black on white, white on black) improve contrast and readability under different lighting
  • 3-hour continuous use on three AAAX lithium batteries enables extended reading sessions without recharging
  • Supports external TF card storage up to 32GB for saving images or video of documents
  • Video output to TV via PAL/NTSC standard allows shared viewing with caregivers or family members
  • Automatic shut-off after 5 minutes of inactivity conserves battery and prevents accidental drain

Application Scenarios

  • Elderly users reading newspapers, medication labels, or books with small print in low-light environments
  • Family members using the device to help a visually impaired relative read documents or menus
  • Caregivers demonstrating reading material to a patient in a home care or assisted living setting
  • Portable use during travel, visits, or outdoor reading where a fixed magnifier is impractical
  • Document inspection for small text or fine print in personal or household tasks

Who It Is For

  • Elderly individuals with age-related vision decline
  • Visually impaired users requiring portable reading assistance
  • Caregivers supporting elderly or disabled family members
  • Home care providers in assisted living or in-home care environments
  • Users needing a lightweight, battery-powered magnifier for on-the-go reading

Problems It Solves

  • Fixed magnifiers require precise alignment and offer no flexibility in magnification or display
  • Handheld magnifiers cause eye strain and fatigue during prolonged reading
  • Lack of screen display forces users to look through a lens only, limiting visibility for others
  • No image storage or sharing capability in basic magnifiers prevents documentation of important text
  • Short battery life in low-cost electronic magnifiers limits usability during long reading sessions
  • No external output means the user must read alone, with no shared viewing option

Technical Features

  • 3.5-inch high-definition LCD screen for clear, large-scale image display
  • 2x to 25x continuous magnification range adjustable via focus control
  • 64-degree lens provides a wide viewing angle for easier positioning
  • 1/6.5" image sensor with resolution of 640x480 pixels captures detailed images
  • Three display modes: full color, black on white, white on black for optimal contrast
  • Image freeze function allows users to pause and examine details without movement
  • Video output at 50/60Hz to external TV using PAL/NTSC standard
  • Supports external TF card up to 32GB for image and video storage
  • Automatic shut-off after 5 minutes of inactivity to preserve battery
  • Three AAAX lithium batteries provide 3 hours of continuous use
  • Compact size of 128x78x34mm and weight of 110g for easy handheld use

Specifications

Display screen3.5-inch high-definition LCD
Magnification range2x-25x
Display modeFull color / Black on white / White on black
Image sensor1/6.5" 640x480
Lens angle64 degrees
Image freezeFreeze / Release
Video output50/60Hz
External TF card supportUp to 32GB
External TV standardPAL / NTSC
Automatic shut-downAfter 5 minutes of inactivity
Battery typeAAA X3 lithium
Continuous use time3 hours
Product weight110g
Product dimensions128x78x34mm

Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.

Comparison With Other Options

Traditional handheld magnifying glassThe electronic magnifier offers adjustable magnification, a large screen, and image freeze; a glass lens provides no zoom, no screen, and no image capture.
Fixed digital magnifier with no screen outputThis model supports external TV output and TF card storage, enabling shared viewing and documentation; a fixed model lacks both.
Larger desktop electronic magnifierThis portable version weighs 110g and runs on batteries, making it suitable for travel; a desktop model requires power and is not mobile.

Use Guide

  • Turn on the device and adjust the focus ring to achieve clear magnification between 2x and 25x
  • Select the preferred display mode (full color, black on white, or white on black) based on ambient light and text contrast
  • Use the image freeze function to pause and examine a section of text without movement
  • Connect the video cable to a TV or monitor to share the image with another person
  • Insert a TF card up to 32GB to save images or video of documents for later review
  • Replace the three AAAX lithium batteries when the device shuts off unexpectedly during use
  • Store the device in the carrying bag when not in use to protect the screen and lens
Read Next

Guides and Applications

Answers

Frequently Asked Questions

What is the magnification range?

2x to 25x, continuously adjustable via the focus ring.

How long does the battery last?

Up to 3 hours of continuous use on three AAAX lithium batteries.

Can I save images or videos?

Yes. The device supports external TF cards up to 32GB for storing images and video.

Does it support TV output?

Yes. It outputs video at 50/60Hz via PAL or NTSC standard to a TV or monitor.

What display modes are available?

Full color, black on white, and white on black for better visibility in different lighting conditions.

Is the screen touch-sensitive?

No. The screen is not touch-sensitive; focus is adjusted via the lens ring.

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