Air type
Eta250 Ultra
Optical Microphone
XARION's Eta250 Ultra membrane-free optical microphone is able to listen to the entire acoustic frequency bandwidth that can be physically transmitted through air. The patented sensor technology will cover a range from 10 Hz to 1MHz with a single sensor head. It was specially designed for applications with low self-noise requirements.

* Features
+ Membrane-free optical microphone
+ Low self-noise level
+ Frequency range: 10 Hz–1 MHz (acoustics and ultrasound)
+ Dynamic range: 50–150 dB (A) SPL
제조사 XARION Laser Acoustics GmbH
가격 TBD
문의 차종호이사/기술, 김지철이사/영업 (T.02-3461-1103)
제품 특징

XARION's Eta250 Ultra membrane-free optical microphone is able to listen to the entire acoustic frequency bandwidth that can be physically transmitted through air. The patented sensor technology will cover a range from 10 Hz to 1MHz with a single sensor head. It was specially designed for applications with low self-noise requirements. 

Features

 ☆ Membrane-free optical microphone

 ☆ Ultra-low self-noise

 ☆ Frequency range 10 kHz–1 MHz

 ☆ Dynamic range: 50–150 dB (A) SPL






Related Applications 

Metrology

Non-Destructive Testing

Process Control



Related Products 

Eta100 Ultra

Eta450 Ultra


Open Access Publications 


#Acoustic Process Control for Laser Material Processing
#Air-Coupled Ultrasonic Inspection of Fiber-Reinforced Plates Using an Optical Microphone
#Akustische Überwachung für die Lasermaterialbearbeitung (German)
#Online cracking detection by means of optical techniques in laser‐cladding process

#Ultrasound inspection of spot-welded joints