Energy measuring heads for built-in into lasers

These measuring heads are characterised by high sensitivity and a high possible
repetition rate. The windowless design and the metallic absorption layer used
allow use in the UV range.
If required, e.g. for use at different wavelengths, we can also provide these
sensors with our proven broadband absorbing black layer.

Data

Aperture

Ø 8 mm

Repetition rate[Hz]

1kHz at 1 MOhm
10kHz at 100 kOhm

Sensitivity

400..500 V/J at 1 MOhm
200..300 V/J at 100 kOhm

max. Energy density

50 mJ/cm²

max. average power

0,5 W

Temperature range

10°C..50°C

Temperature coefficient

+0,1%/K

Data

Aperture

Ø 12 mm

Repetition rate[Hz]

700 Hz at 1MOhm
6 kHz at 100 kOhm

Sensitivity

300..400 V/J at 1 MOhm
200..300 V/J at 100 kOhm

max. Energy density

50 mJ/cm²

max. average power

0,5 W

Temperature range

10°C..50°C

Temperature coefficient

+0,1%/K

Data

Aperture

Ø 8 mm

Repetition rate[Hz]

10 kHz

Sensitivity

1000..25000 V/J
(on order)

max. Energy density

50 mJ/cm²

max. average power

0,5 W

Temperature range

10°C..50°C

Temperature coefficient

+0,1%/K

Operating voltage

±5V .. ±20V

Noise voltage (Output)

2 mV

Offset

max. 50 mV

Offset compensation

AC-coupling or
external amplifier stage

Soldering time

max. 2 Seconds/Pin
No oven soldering!

Data

Aperture

Ø 12 mm

Repetition rate[Hz]

700 Hz at 1MOhm
6 kHz at 100 kOhm

Sensitivity

300..400 V/J at 1 MOhm
200..300 V/J at 100 kOhm

max. Energy density

50 mJ/cm²

max. average power

0,5 W

Temperature range

10°C..50°C

Temperature coefficient

+0,1%/K

Data

Aperture

Ø 20 mm

Repetition rate[Hz]

250 Hz at 1MOhm
2 kHz at 100 kOhm

Sensitivity

100..160 V/J at 1 MOhm
70..120 V/J at 100 kOhm

max. Energy density

50 mJ/cm²

max. average power

0,5 W

Temperature range

10°C..50°C

Temperature coefficient

+0,1%/K