VTSYIQI Surface Roughness Meter Digital Surface Roughness Tester with Evaluation Length 1.25 4.0 5.0mm 4 Testing Parameters Indication Accuracy 0.01μm Measuring Range (um) Ra Rq 0.05-15.0μm Rz Rt 0.1-50.0μm

VTSYIQI Surface Roughness Meter Digital Surface Roughness Tester with Evaluation Length 1.25 4.0 5.0mm 4 Testing Parameters Indication Accuracy 0.01μm Measuring Range (um) Ra Rq 0.05-15.0μm Rz Rt 0.1-50.0μm

Main Features:

Ra, Rz, Rq, Rt 4 testing parameters, suitable for more applications.

It could test ex-circle, flat surface, conical surface and also test groove larger than 80*30mm;

Large measuring range suitable for most materials, both metal and non-metallic surface;

Using high-speed DSP processor for data processing and calculation, quick measurement and computation speed;

Shell used to pull aluminum mold design, durable, anti-electromagnetic interference ability significantly;

Liquid crystal display wide temperature using OLED display, high brightness, suitable for various occasions;

The lithium ion rechargeable battery, can work for a long time, no memory effect, long battery life;

Support OEM Service, Using a dedicated charger or computer USB port for charging, can work during charging, quick and convenient;

Real-time monitoring of lithium battery power and display, remind users to charge;

Automatic shutdown function and low power design with long working hours, suitable for field use;

Technical Specifications

4 Testing Parameters: Ra, Rz, Rq, Rt;

Measuring Range: Ra, Rq: 0.05~15.0μm; Rz,Rt: 0.1~50.0μm

Sample Length: 0.25, 0.80, 2.50mm

Evaluation Length: 1.25, 4.0, 5.0mm

Stroke Length: 6mm

Indication Accuracy: 0.01μm

Indication Error: ±15%

Variability: <12%

Stylus Static Force:≤ 0.016N

Force Measuring Rate of Change: ≤ 800N/m

Power: Rechargeable Li-battery

Relative Humidity: <90%; Working Temperature: -20°C~40°C

Size: 106mmx70mmx24mm

Weight of Host: 0.2kg

Standard Accessories: Host, Standard Calibration Block, Bracket for Calibration Block, Power Charger, Charging Cable, User Manual, Instrument Case

No shake and coercivity around