250nm Compact Confocal Displacement Sensor with 54.5mm Reference

SFS-D8054 is an ultra-compact spectral confocal displacement sensor with 54.5 mm reference distance, ±4 mm measuring range, 250 nm repeatability, <±1.6 μm linearity error and a Φ23×50 mm probe weighing only 29 g.

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Product Overview

POMEAS SFS-D8054 is an ultra-compact spectral confocal displacement sensor with a 54.5 mm reference distance, ±4 mm measuring range, 250 nm repeatability and <±1.6 μm linearity error. The Φ23×50 mm probe weighing only about 29 g combines a long reference distance with extreme lightweight design, ideal for multi-probe arrays and confined installations.

SFS-D8054 spectral confocal displacement sensor

Key Features

250 nm repeatability, linearity error <±1.6 μm
±4 mm measuring range, 8 mm total travel
54.5 mm long reference distance
Φ23×50 mm ultra-compact probe, only 29 g
Φ34/68/544 μm three-mode spot
Minimum measurable thickness 5% F.S., supports transparent materials
IP40

Technical Specifications

Product Model	SFS-D8054
Sensor Type	Chromatic Confocal Displacement Sensor
Reference Distance	54.5 mm
Measuring Range	±4 mm
Measuring Angle	±7.3°
Spot Diameter	Φ34/68/544 μm
Repeatability	250 nm
Linearity Error	<±1.6 μm
Probe Size	Φ23×50 mm
Weight	29 g
Minimum Measurable Thickness	5% of F.S.
Temperature Characteristic	<0.03% F.S./°C
Protection Rating	IP40
Measurement Method	Non-contact Optical Measurement
Application	Compact Displacement, Thickness and Height Measurement

Applications

Ideal for multi-probe array measurement, electronic component displacement and height inspection, transparent material thickness measurement and long-working-distance inspection in confined installations.

SFS-D8054 application

FAQ

How small is the SFS-D8054 probe?

Φ23×50 mm and only about 29 g, one of the lightest models in the SFS series, while offering a 54.5 mm long reference distance.

What are the range and precision?

Measuring range ±4 mm (8 mm total travel), repeatability 250 nm, linearity error <±1.6 μm.

How does it differ from the SFS-D8054L?

Measurement specifications are identical; the difference is probe length: 50 mm for the D8054 vs 48.5 mm for the D8054L. Choose by installation space.