High-precision electronics for Pockels cells, diodes, stepper motors and synchronization
TOPAG offers electronic components for laboratory applications and industrial integration – developed and manufactured by our European partners EKSPLA and EKSMA Optics. In addition to proven standard solutions, we also realize customer-specific adaptations. Please contact us regarding your application – we will provide you with competent and application-oriented advice.
of Pockels cell drivers from TOPAG
The right driver
for the required Pockels-Cell
to enable flexible use of a wide variety of Pockels cells
for very short pulsed laser systems
leads to very fast switching operations of up to 5.5 ns
for automated control by an external device
Categories of electronic products
Pockels-Cells

Pockels-Cells from Eksma
Eksma offers a selection of different Pockels cells that can be used to realize a wide variety of laser setups.
Download the datasheet here for an overview:
KTP | Eksma
Q-switching, high rep. rate (up to 6 MHz)
- Aperture: 3.5 – 5.5 mm
- Wavelengths: 800 – 1560 nm
Further information in the data sheet
BBO | Eksma
Q-switching, high rep. rate (up to 3 MHz)
- Aperture: 2.5 – 11.6 mm
- Wavelengths: 800 – 1064 nm
DKDP | Eksma
Nd:YAG and ruby laser, DPSS laser with low rep rate
- Aperture: 4.5 – 18.0 mm
- Wavelengths: 515 – 1064 nm
Further information in the data sheet
Crystal ovens

Crystal ovens from Ekspla
Ekspla crystal ovens are available for different crystal sizes and with various temperature control options.
Pockels-Cell driver

Pockels cell drivers from Ekspla and Eksma
Our partners Ekspla and Eksma offer a wide range of drivers for switching the Pockels cells, which can be selected as cost-effectively as possible according to the voltage requirements.
Download the datasheets here for an overview:
Laser diode driver

Laser diode driver from Ekspla
Ekspla offers a range of drivers for current supply and control of laser diodes, for use in both CW and pulsed operation.
Download the datasheet here for an overview:
Stepper motor driver

Stepper motor driver from Eksma
Please send us an inquiry for further information:
980-1×45 | Eksma
USB-controlled stepper motor drivers
- Number of motor axles: 1 – 4 (depending on model)
- Supply voltage: 12 – 48 V
- Max. phase current: 3 A
- Microsteps: 256
980-1×45-BR | Eksma
USB-controlled stepper motor driver with brake function
- Identical range of functions to the 980-1×45 series
- Additional output signal for motor brake
Synchronization systems
SY4000 | Ekspla
Digital clock signal generator
- Digital control of delay / pulse width
- Synchronized to external clock or high-precision internal oscillator (0.2 ppm)
TG10 | Eksma
Digital clock signal generator for laboratory use
- Display for controlling delay / pulse width
- Optimized for the synchronization of devices in laboratory setups