LV Series Hardness Testers

LECO LV810 Vickers hardness testerLECO LV110 Vickers hardness testerSlide 3Optical viewport for hardness tester

Precision Vickers Testing Made Simple

The LV Series Hardness Testers deliver accuracy and ease for Vickers hardness testing across a wide range of materials. Featuring advanced load control, intuitive touchscreen operation, and a rugged, space-saving design, these testers ensure consistent, repeatable results with minimal operator effort.

Ideal for both micro and macro applications, the LV Series combines advanced technology with user-friendly features to streamline your workflow.


Why Choose the LECO LV Series

LECO LV Series hardness testing indenter and objectives

Wide Capability

The LV Series is built for versatility—capable of testing everything from soft metals to ultra‑hard alloys on a single platform. A broad Vickers load range covers most standard applications, while optional Knoop and light‑load Brinell accessories extend the instrument’s reach to thin coatings, brittle samples, and softer alloys. Whether you’re analyzing micro‑features or heavy industrial components, the LV adapts to your workflow without needing to switch equipment.  

LECO LV Series touchscreen control panel

Ease of Use

The LV Series simplifies hardness testing for operators of any experience level. Bright LED sample illumination and clean, intuitive controls make indentation viewing and test setup straightforward. Choose the interface style that fits your environment, classic analog controls or the LV810’s modern touchscreen. Optional auto‑turrets on AT models further streamline testing by automatically rotating objectives and indenters, boosting throughput with less manual handling.

Optical eyepiece for hardness tester adjustments

Precision & Consistency

A proven dead‑weight loading system forms the core of every LV instrument, delivering consistent, accurate indentations test after test. Digital LV810 models enhance reliability through automated hardness calculations, built‑in scale conversions, and ASTM‑compliant measurement routines. This combination of stable mechanics and intelligent software gives you the confidence that your results remain uniform across operators, samples, and shifts.

Dials and buttons for manual control

Rugged & Efficient Design

The LV Series is constructed for long service life in demanding lab environments. Its enclosed dead‑weight mechanism shields critical components from dust and vibration, helping maintain alignment and calibration over years of use. Durable metal framing and long‑life LED lighting further reduce maintenance needs.




Instrument Details

Specifications

Sample Capacity
up to ~210 mm (8.3 in) tall
Load Range (standard)
1–50 kgf
Load Range (Light-load “L” model)
0.3–30 kgf
Indenters
Micro-Vickers and macro-Vickers standard

Models

LV110 – Economical solution
LC810 – Light-load Brinell testing

Model Comparison

Feature / Capability
LV110
LV810
Design & Interface
Bench-top analog Vickers tester with ocular eyepiece measurement and dial/knob controls
Bench-top Vickers tester with a color LCD touch-panel interface
Automation & Operation
Manual operation focus: Motorized load application (no hand weights needed) but manual turret rotation on base model
Semi-automated operation: Also has motorized loading, and adds an auto-turret in the LV810AT variant for one-touch testing
Throughput & Efficiency
Best suited for low to moderate sample volumes
Optimized for higher throughput and frequent testing. The digital readout and (optional) auto-turret significantly reduce cycle time per test
Data & Software Integration
Minimal built-in data output – results are typically read by the user and recorded manually. The LV110 is primarily an optical instrument; however, it does include a video port for attaching a camera
Digital connectivity and software are integral. The LV810’s controller computes hardness values automatically and displays them on the touch panel. It also features a USB data output for exporting results
Use Case
Routine hardness testing and quality control.
High-volume and advanced analysis environments

Applicable Methods

LECO hardness testers adhere to approved methods.

  • ASTM E384 Standard Test Method for Microindentation Hardness of Materials
  • ASTM E92 Standard Test Methods for Vickers Hardness and Knoop Hardness of Metallic Materials
  • ASTM E140 Standard Hardness Conversion Tables for Metals
  • ISO 6507-2 Metallic Materials – Vickers Hardness Test, Verification and calibration of testing machines
  • JIS B7725 Vickers hardness test – Verification and calibration of testing machines
  • SAE J417 Hardness Tests and Hardness Number Conversions


Instrument Support

Ensure reliable instrument performance with extensive support, training, and maintenance services. Need tailored support for your hardness testing instruments? Our experts are standing by.


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