AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Video Magnifier

Mouse Vision Aid E-reader Magnifying Glass for Reading Newspapers

The TM028B UM028B is a mouse-shaped electronic vision aid with dual cameras, designed for low-vision users.

Product Overview

The TM028B UM028B is a mouse-shaped electronic vision aid with dual cameras, designed for low-vision users. It connects directly to any TV or monitor via HDMI and displays magnified text from newspapers, magazines, recipe cards, and medicine labels. The device supports magnification from 1X to 32X, with 8 preset levels and adjustable focus between 1cm and 2cm. The output appears in four color modes: black on white, white on black, negative, and inverted black.

  • ModelTM028B UM028B
  • Form factorMouse-shaped
  • Camera typeDual camera
  • Magnification range1X to 32X (8 preset levels)
  • Focus distance1-2cm
  • Display outputHDMI

Key Benefits

  • Mouse-shaped design fits naturally in hand, enabling one-handed operation while reading
  • Connects directly to any TV or monitor via HDMI, so no computer is required
  • Magnification ranges from 1X to 32X with 8 preset levels, suitable for fine print and labels
  • Adjustable focus between 1cm and 2cm, so users can position the device close to the page
  • Four display modes (black/white, white/black, negative, inverted black) improve contrast for low vision
  • Lightweight at 180g, reducing hand fatigue during extended reading sessions
  • Dual cameras allow both wide and close-up views without moving the device
  • Output on a large screen enables multiple people to read together

Application Scenarios

  • Reading newspapers or magazines with small print in a living room using a TV screen
  • Checking medicine labels or dosage instructions with high magnification and clear contrast
  • Following a recipe card in the kitchen with one hand free for cooking
  • Using the device as a portable e-reader for digital or physical documents
  • Assisting a low-vision user in reading printed materials in a shared space

Who It Is For

  • Low-vision individuals needing magnification for daily reading tasks
  • Elderly users with age-related macular degeneration or cataracts
  • People with visual impairments in home or community settings
  • Caregivers supporting visually impaired family members
  • Home users who want a simple, plug-and-play magnifier without software

Problems It Solves

  • Small print in newspapers or medicine labels becomes unreadable for low-vision users
  • Traditional magnifiers require holding a lens close to the eye, causing strain and poor ergonomics
  • Handheld magnifiers limit both hands, making it hard to turn pages or cook while reading
  • Lack of contrast or poor lighting makes text difficult to see on paper
  • Digital reading apps require a smartphone or tablet, which may not be accessible to all users
  • Fixed magnification devices do not adapt to different text sizes or distances

Technical Features

  • Dual camera system for wide and close-up field of view
  • HDMI output for direct connection to any TV or monitor
  • Magnification levels: 1X, 1.1X, 1.25X, 1.5X, 1.7X, 2X, 2.5X, 3.5X (8 preset levels)
  • Adjustable focus range: 1cm to 2cm
  • Four display modes: black on white, white on black, negative, inverted black
  • Compact mouse form factor, 13*7*6cm in size
  • Powered by external power adapter, not battery
  • Weight: 180g, designed for one-handed use

Specifications

ModelTM028B UM028B
Form factorMouse-shaped
Camera typeDual camera
Magnification range1X to 32X (8 preset levels)
Focus distance1-2cm
Display outputHDMI
Screen compatibilityTV or monitor
Color modesBlack on white, white on black, negative, inverted black
Dimensions13*7*6cm
Weight180g
Power supplyPower adapter
Connection typeHDMI
Operating distance1-2cm from the page

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 TM028B provides a larger, stable image on a screen and allows one-handed use, while a handheld lens requires constant eye-to-lens positioning and causes hand fatigue
Smartphone magnifier appThe TM028B does not require a smartphone or software setup; it connects directly to a TV via HDMI and works without internet or app installation
Desktop video magnifier with single cameraThe dual camera system in the TM028B allows both wide and close-up views without moving the device, improving usability for reading and page navigation

Use Guide

  • Connect the device to a TV or monitor using the HDMI cable
  • Place the device flat on the page, 1-2cm above the text, and adjust focus using the control dial
  • Select a color mode (black/white, white/black, negative, inverted black) based on contrast preference
  • Use the preset magnification buttons to increase or decrease zoom from 1X to 32X
  • Hold the device with one hand while turning pages with the other
  • Ensure the power adapter is connected before use; the device does not run on batteries
Read Next

Guides and Applications

Answers

Frequently Asked Questions

How do I connect the device to my TV?

Use the included HDMI cable to connect the device to any TV or monitor with an HDMI input

Can I use this device without a TV?

No. The device outputs only via HDMI and requires a TV or monitor to display the image

What is the maximum magnification I can achieve?

The device supports up to 32X magnification with the 8 preset levels, depending on the display size and distance

Does it work with all TVs?

Yes. The device works with any TV or monitor that has an HDMI input and supports standard video resolution

Is the device battery-powered?

No. The device is powered by an external power adapter and does not use batteries

Can I adjust the focus manually?

Yes. The focus is adjustable between 1cm and 2cm from the page using the focus control dial

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