
EFO Embeddable Fibre Optic Strain Sensor
The EFO is a 70 mm fibre optic strain sensor with a stainless steel body and two flanges,…
- Range
- ±1500 µε (other ranges available on request)
- Temp
- -40 to +55°C (cable dependent)
Instruments, loggers, systems, accessories and software — by name, part number or what you’re measuring.

The EFO is a 70 mm fibre optic strain sensor with a stainless steel body and two flanges,…

The d-REBAR is an instrumented rock bolt that monitors how strain and load develop along…

Complete range of high quality instruments for the measurement of every part of the solar…
Complete range of high quality instruments for the measurement of every part of the solar spectrum, from the ultraviolet to the far infrared.


The CONVEX-D digital tape extensometer measures the relative change in distance between…

The MuST FBG Multiplex SMARTprofile deformation sensor is a fibre Bragg grating (FBG)…

Measure pH in the 0-14 range with a resolution of 0.01 and an accuracy of ±0.1. Redox…

The Smart PT is a ceramic-membrane pressure and temperature sensor from Stevens for…

The CMP6 is a Kipp & Zonen pyranometer with improved performance over the CMP3 thanks to…
Greenspan SensorMate, including the MP Comms Mode Utility, for logging sensor control.

The RxTx Telependulum is a precise optoelectronic instrument that measures the horizontal…

AirShield DNI is a soiling-prevention system for Kipp & Zonen CHP1 and SHP1…

Kipp & Zonen pyrgeometers measure longwave (infrared) radiation, complementing…


The Lufft WS301 is a compact, all-in-one sensor that measures air temperature, relative…

The BOF-EX is a retrievable, multiple-point single-tube borehole extensometer from…

The FOD is an absolute-position fibre optic linear displacement transducer used for…

The sensor doesn't require calibration and meets the demands of field work and short or…

The DiTemp Harsh Reading Unit (Raman OTDR) is a distributed temperature sensing…


The First Class Advanced anemometer is a rugged cup anemometer designed for demanding…

The Lufft WS503 is an all-in-one compact weather station measuring air temperature,…


The FPC-2 pneumatic piezometer consists of a thin flexible diaphragm to which the fluid…
Not sure which one?
Start from the problem, not the part number. An ESS engineer will specify the instruments and quote them.