- Optical choppers
- Lock-in amplifiers
- Lasers
- Alignment lasers
- Detection and measurement of laser beam parameters
- Laser beam profilers
- Sensors
- Laser Power Sensors
- Laser Thermal Power Sensors
- High Sensitivity Thermal Laser Sensors – 300fW to 12W
- Low Power Thermal Sensors – 10mW to 50W
- Low-Medium Power Thermal Sensors – 30mW to 150W
- Medium Power Thermal Sensors – 100mW to 300W
- Medium-High Power Fan Cooled Thermal Sensors – 10mW to 1100W
- High Power Thermal Sensors and Power Pucks – 1W to 120kW
- High Power Laser Beam Dumps & Low Power Beam Traps
- Laser Photodiode Sensors
- Laser Thermal Power Sensors
- Laser Energy Sensors
- BeamTrack Power / Position / Size Sensors
- Laser Power Sensors
- Sensors
- Laser beam profilers
- Laser beam profilers
- Cricket – Camera Image Intensifier
- Laser safety products
- Beam positioning systems
- Eye Safety
- IR sources
- Broadband IR sources from Hawkeye Technologies
- Broadband IR sources from Helioworks
- EP-3872
- EP-3962
- EP-3963
- EP-3964
- EP-3965
- EP-4317
- EF-8520
- EF-8521
- EF-8522
- EF-8523
- EF-8530
- EF-8531
- EF-8532
- EF-8533
- EK-8270
- EK-8271
- EK-8272
- EK-8273
- EK-8370
- EK-8371
- EK-8372
- EK-8373
- EK-8520
- EK-8521
- EK-8522
- EK-8523
- EK-8620
- EK-8621
- EK-8622
- EK-8623
- EK-3430
- EK-3431
- EK-3432
- EK-3433
- EK-5270
- EK-5271
- EK-5272
- EK-5273
- EK-5370
- EK-5371
- EK-5372
- EK-5373
- IR LEDs
- Infrared detectors
- UV measurement and control
- UV enhanced and X-ray photodiodes
- SiC photodiodes
- TOCON photodetectors
- UV sensors – analogue
- UV sensors – digital
- UV datalogger, displays & controllers
- UV radiometer & UV spectrometer
- Amplifiers
- UV calibration standard and UV lamps
- Other UV photodiodes, UV lamps
- Optical components
- Cleaning and protection of optical components
- Fibre-optic products