Where to Buy Sum and Difference Frequency Generators
Nonlinear frequency conversion can be realized in the form of sum or difference frequency generation. It can be used for generating new wavelength components, in the infrared, visible or ultraviolet range, and even for terahertz radiation.
| E | See also our encyclopedia article on sum and difference frequency generation! Related articles: frequency doubling, frequency tripling, mid-infrared laser sources |
Related products: nonlinear frequency conversion equipment, mid-infrared laser sources
Related product category: nonlinear optics
11 suppliers for sum and difference frequency generators are listed in the RP Photonics Buyer's Guide. Both manufacturers and distributors can be registered.
| Suppliers with Ad Package | |
|---|---|
| Company | Product Description |
 F4, No. 2, Technology Rd. V Hsinchu Science Park, Hsinchu 300 Taiwan |  HC Photonics (HCP) offers both commercial off-the-shelf (COTS) and custom PPMgO:LN or PPMgO:LT based sum and difference frequency generators (SFG & DFG) for out wavelengths ranging from 355 nm to 5000 nm. The product family includes bare crystals (bulk and waveguide) and plug-and-play fibered mixers. A reference spec is >2 W at 632 nm from a fibered mixer converting the output of 1064-nm and 1560-nm fiber lasers. Key features: - >200 kinds of commercial off-the-shelf (COTS) crystals with oven/holder for shipping today - output wavelength range: 355–5000 nm - fibered mixer is single-pass, high-efficiency and optimized for specified input pumps - available for fiber or free space as input/output coupling interfaces (such as 2×0, 2×1, 1+0×0, 0+0×0; 0 = free space, 1 = one fiber) |
 Unit A7 – The Premier Centre Premier Way Romsey, Hampshire SO51 9DG United Kingdom |  Covesion has SFG / DFG crystals held in stock that can be dispatched to promptly meet your application requirements. Our team of industry-leading experts are on hand to assist in the fulfilment of more specific user requirements using our custom manufacturing capabilities. Sum frequency generation (SFG) crystals: stock MGO:PPLN SFG crystals are available for various combinations of pump sources, for generation of wavelengths between 500 nm and 700 nm. Difference frequency generation (DFG) crystals: stock MGO: PPLN DFG crystals are available for various combinations of pump sources, for generation wavelengths between 2 μm and 5.5 μm. All stock crystals come ready clip-mounted for seamless and straightforward integration into our crystal ovens. |
 APE Angewandte Physik und Elektronik GmbH Plauener Straße 163–165 / Haus N 13053 Berlin Germany |  The APE HarmoniXX DFG is designed to extend APE’s product line of wavelength converters into the mid-IR range. It mixes signal and idler output beams of synchronously pumped OPOs and is available for various pump sources. The DFG output wavelength can be changed easily by tuning the OPO signal. It covers a wide wavelength range from 4 μm to >15 μm. |
 Mokslininku str. 11 08412 Vilnius Quality: ISO 9001:2015 | EKSMA Optics offers various nonlinear crystal materials that can be used for sum frequency generation. |
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| All Suppliers | |
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| From America: | |
40–1110 Finch Avenue West Suite 1172 Toronto, ON M3J 2T2 Canada | |
| Outside America: | |
Savanoriu Ave. 235 Vilnius 02300 Lithuania | |
Bertha-von-Suttner-Str. 5 37085 Göttingen Germany | |
APE Angewandte Physik und Elektronik GmbH Plauener Straße 163–165 / Haus N 13053 Berlin Germany | The APE HarmoniXX DFG is designed to extend APE’s product line of wavelength converters into the mid-IR range. It mixes signal and idler output beams of synchronously pumped OPOs and is available for various pump sources. The DFG output wavelength can be changed easily by tuning the OPO signal. It covers a wide wavelength range from 4 μm to >15 μm. |
20 Fuxing Street 350014 Fuzhou, Fujian China | |
Unit A7 – The Premier Centre Premier Way Romsey, Hampshire SO51 9DG United Kingdom | Covesion has SFG / DFG crystals held in stock that can be dispatched to promptly meet your application requirements. Our team of industry-leading experts are on hand to assist in the fulfilment of more specific user requirements using our custom manufacturing capabilities. Sum frequency generation (SFG) crystals: stock MGO:PPLN SFG crystals are available for various combinations of pump sources, for generation of wavelengths between 500 nm and 700 nm. Difference frequency generation (DFG) crystals: stock MGO: PPLN DFG crystals are available for various combinations of pump sources, for generation wavelengths between 2 μm and 5.5 μm. All stock crystals come ready clip-mounted for seamless and straightforward integration into our crystal ovens. |
Ostendstr. 25 – Haus 4 12459 Berlin Germany | |
Mokslininku str. 11 08412 Vilnius Quality: ISO 9001:2015 | EKSMA Optics offers various nonlinear crystal materials that can be used for sum frequency generation. |
F4, No. 2, Technology Rd. V Hsinchu Science Park, Hsinchu 300 Taiwan | HC Photonics (HCP) offers both commercial off-the-shelf (COTS) and custom PPMgO:LN or PPMgO:LT based sum and difference frequency generators (SFG & DFG) for out wavelengths ranging from 355 nm to 5000 nm. The product family includes bare crystals (bulk and waveguide) and plug-and-play fibered mixers. A reference spec is >2 W at 632 nm from a fibered mixer converting the output of 1064-nm and 1560-nm fiber lasers. Key features: - >200 kinds of commercial off-the-shelf (COTS) crystals with oven/holder for shipping today - output wavelength range: 355–5000 nm - fibered mixer is single-pass, high-efficiency and optimized for specified input pumps - available for fiber or free space as input/output coupling interfaces (such as 2×0, 2×1, 1+0×0, 0+0×0; 0 = free space, 1 = one fiber) |
via Portici, 23 Rovereto TN 38068 Italy | www.leosolutions.it E-mail: |
In den Niederwiesen 4a 76744 Wörth am Rhein Germany | |
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