Leeb leeb451 and Leeb leeb400 compare

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Principle	Contact type	Contact type
Type	Portable	Portable
Display	digital display	digital display
Method	Needle tracing	Needle tracing
Parameters	Ra Rz Rq Rt.	Ra Rz Rq Rt.
Function	Surface Roughness	Surface Roughness
Sample	General workpiece	General workpiece
Probe	Integrated	Integrated
Certificate	No certificate	No certificate

Principle

Contact type

Type

Portable

Display

digital display

Method

Needle tracing

Parameters

Ra Rz Rq Rt.

Function

Surface Roughness

Sample

General workpiece

Probe

Integrated

Certificate

No certificate

Display

digital display

Measurement parameters

Ra、Rz、Rq、Rt

Measuring range

Ra: 0.05 ~ 10.0μmRz: 0.1 ~ 50μm

resolution

Error of indication

≤±15％

Indication of variability

<12％

＜12％

Sampling length

0.25mm|0.8mm|2.5mm

0.25mm、0.8mm、2.5mm

Evaluation length

1.25mm、4mm、5mm

scan length

6mm

Sensors - Radius

Sensors - Materials

piezoelectric crystal

Sensors - Force Measurement

Sensors - Angle

Sensors - measurement principle

Sensors - Longitudinal Radius

Maximum drive stroke

Drive speed - when measuring

Drive speed - when returning

filter

Measurement profile

Roughness

Storage Capacity

Data Interface

Power

3.7V lithium-ion battery

Dimensions

106*70*24mm

106×70×24mm

Product Weight

200g

Operating Conditions

Temperature 0℃ - 40℃

Applicable standard

GB/T 3505-2000、GB/T 6062-2002

Standard configuration

Host, power adapter, multi-reticle template (Roughness standard block)

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