100 nm Confocal Displacement Sensor for Precision Measurement

High-Precision Confocal Displacement Sensor

The SFS-D1503L chromatic confocal displacement sensor is designed for high-precision non-contact measurement in industrial inspection systems. It provides stable measurement performance with 100 nm repeatability, ±0.75 mm measuring range, and less than ±0.75 μm linearity error.

Key Features

100 nm repeatability for stable precision measurement

±0.75 mm measuring range for small displacement detection

3 mm reference distance for close-range inspection

Φ17 μm spot diameter for fine surface measurement

±12° measuring angle for flexible installation

Slim Φ3.8 × 85 mm probe design for compact equipment

Non-contact optical measurement helps avoid surface damage. Learn more about non-contact precision measurement.

Typical Applications

Precision part height measurement

Thickness measurement of small components

Surface position and displacement inspection

Glass, metal, film, and precision material measurement

Automated inspection and production line quality control

For wider industrial automation projects, this sensor can be used together with machine vision systems and image measurement systems to support precision inspection, dimensional measurement, and production line quality control.

Product Specifications

Model: SFS-D1503L

Reference Distance: 3 mm

Measuring Range: ±0.75 mm

Measuring Angle: ±12°

Spot Diameter: Φ17 μm

Repeatability: 100 nm

Linearity Error: < ±0.75 μm

Probe Size: Φ3.8 × 85 mm

Weight: 23 g

Protection Rating: IP40

Why Choose This Sensor?

This confocal displacement sensor provides accurate, stable, and non-contact measurement for precision industrial applications. Its slim probe structure makes it easy to integrate into compact machines, automated inspection systems, and production line measurement equipment.

Compared with a line laser displacement sensor, this confocal displacement sensor is more suitable for high-precision point measurement, small displacement detection, and compact installation environments.

The confocal optical principle is widely used for high-resolution optical measurement and surface profiling. You can also read this external reference about confocal microscopy.

Contact POMEAS for product selection support and measurement solution recommendations. You can also visit our FAQ page to learn more about industrial optical measurement and machine vision applications.