Secondhand Canon TX-F Auto Non Contact Tonometer

Objective AI Report

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Report date: 10.03.2026

Canon Full Auto Tonometer TX-F Analysis Report

Device Identification and Application Area

The product in the image is a fully automatic tonometer device used in the ophthalmology (eye diseases) branch to measure intraocular pressure. According to the inscriptions on the device’s front panel, its brand is Canon, and its model is identified as Full Auto Tonometer TX-F.

General Condition and Physical State

The device is in used condition. The light-colored plastic surfaces forming the outer casing show color fading and yellowing due to use and age. No deep cracks, breaks, or missing parts that would hinder the device’s operation have been observed on the casing. The lower body parts have light dirt and signs of use.

Screen and Interface Analysis

The device’s screen is on and operational. White text and graphics are displayed on a blue background. On the black frame along the left and right edges of the screen, there are fixed printed texts indicating menu settings (SETTINGS, FULL AUTO, AUTO, MANUAL, RELIABILITY, SEQUENCE, RANGE, DATA, RIGHT, LEFT, ID No, LIMITER). The data read on the active digital screen are as follows:

• FULL AUTO (3)
• No. 000001
• LIMITER OFF
• A circular target cursor for alignment in the center
• mmHg as the unit of measurement and the abbreviation STD
• The letter L indicating that the left eye measurement is being performed or selected

Control Panel and Mechanical Components

The user control panel is located at the bottom of the device. On the left side, there are buttons controlling the functions DISP/SET, FIXATION, LIMITER, CLEAR (DEMO), 3/1 PUFF TIMES, A/M AUTO/MANU, and CHIN REST (chin rest up/down adjustment). Below these buttons, there is a READY warning light.

In the central section, there is a distinctly yellowed trackball providing navigation. Immediately below this ball, there is a large, gray cylindrical roller. On the right side, a large blue button for initiating measurements and a green PRINT button are located. No physical deformation or breakage is visible on the buttons or mechanical parts.

Label and Document Status

Due to the angle of the image, the rear or side surfaces of the device are not visible. Therefore, no information label containing the serial number, year of manufacture, lot number, or technical specifications could be identified. No invoice or warranty document belonging to the device is present in the image.

Quantity Information

The image shows 1 main device. No external power cable, adapter, or additional accessories belonging to the device are visible.

Authenticity Assessment

Considering the print quality of the brand logo on the device, the structure of the screen interface, and the industrial design of the control panel, the product is assessed to be original.

Potential Malfunction Risk

The device’s screen displays images without issues, and there is no major damage to its outer casing. In light of the visual data, the device’s condition maintains its integrity. Only the yellowing around the trackball and button set, along with accumulated dust, indicates minor contaminations that could affect mechanical sensitivity.