Contact us about this product

Explore our DFG Crystal range

Want to learn more about our range? DFG (Difference Frequency Generation) crystals are available in a variety of wavelengths.

MDFG1-0.5

Aperture: 0.5 x 0.5 mm
Pump range: 737-786 nm and 1064 nm
DFG range: 2393-3008 nm

View Crystal

MDFG2-0.5

Aperture: 0.5 x 0.5 mm
Pump range: 775-869 nm and 1064 nm
DFG range: 2854-4741 nm

View Crystal

MDFG3

Aperture: 1.0 x 1.0 mm
Pump range: 1480-2128 nm and 1064 nm
DFG range: 2128-3785 nm

View Crystal

MDFG4-0.5

Aperture: 0.5 x 0.5 mm
Pump range: 885-1210 nm and 1550 nm
DFG range: 2063-3673 nm

View Crystal

Key features of DFG Crystals

The output wavelength can be tuned with each PPLN grating by adjusting the input laser wavelength and varying the PPLN temperature.

Learn more
  • Multi-band AR coated
  • Flatness <λ/4@633nm
  • Parallel to ±5 minutes
  • Better than 70:30 mark-to-space ratio
  • Polished to 20-10 scratch dig
  • Fewer than two 100μm edge chips per facet

Clip-mounted

All stock crystals come ready clip-mounted for seamless and straightforward integration into our crystal ovens.

Find Out More

1-week Delivery

All stock items are delivered within one week. For out of stock items, please contact us for expected lead times.

Contact Us

Need Help?

If you cannot find a stock item that matches your requirements, you can use our online calculator or submit an enquiry.

Find a Solution