Del Mar Photonics

Customer inquiry:

I have an inquiry of your Brewster-Brewster Lithium Niobate for Q-switch. That will be LN-205B model. Please quote 10 units

Del Mar Photonics quote

LN-205B Lithium Niobate Q-switch Brewster-Brewster - request a quote

Clear Aperture Dia.: 3 mm
Capacitance: 40 pF
Transmission: 97 %
Quarter-wave drive voltage: 1.45 V (direct)
Quarter-wave drive voltage: 2.9 V (pulsed)
Extinction ratio: > 80 dB
Max optical energy density: > 2 J/cm2
Temperature range: -60 +60 °C

Lithium Niobate Q-switches brochure

Related products:

Del Mar Photonics supplies the Q-switches made from DKDP crystals and MgO:LiNbO3 or LiNbO3 crystals used in the Q-switches.
Our DKDP Q-switches has been well proved in the medical, industrial and military applications, the whole Q-switch with electronic driving system is available and the lowest capacitance of 5pF is available.
Our MgO:LN and LN crystals for Q-switches is chosen through the strict procedure, the extinction ratio of 500:1 is available.

1) Features and specifications of DKDP Q-switches  request a quote
·Industry-proven performance
·Highest (99.8 KD*P) deuteration levels in industry
·Adhesive/Epoxy-free assembly
·Apertures from 8mm diameter up to 20mm diameter
·Lowest absorption in industry
·Economical upgrade/rebuild program
·Highest optical damage thresholds
·Accessible technical support
·Standard performance documentation
·One-year limited warranty
·T@1064nm: 98+/-1
·ICR: 2000:1;
·VCR: 1500:1;
·Lambda/4 voltage: 3400V+/-50V;
·Capacitance: <30pF (<5pF is available);

2) Specifications of LiNbO3 and MgO:LiNbO3 crystals for Q-switches request a quote
Size: 9x9x25mm or 4x4x15mm (Other customized size is available);
Accuracy of orientation: Z-axis: <+/-5';  X-axis and Y-axis: <+/-10';
Parallelism: <15";
Finish: 10/5 S/D;
Flatness: Lambda/10 @ 633nm;
Perpendicularity: 10';
AR-coating (Z-faces): AR @ 1064nm;
Electrodes (X-faces): Gold/Chrome plated on X-faces;
Wavefront distortion: <Lambda/4 @ 633nm;
Extinction ratio: LN>500:1, MgO:LN: 250:1;
Working Voltage Range: 1900V-2400V;
Working Temperature Range: -40 ~ 60 degree

Q-switches made from DKDP crystals - Lithium Niobate Q-switches
Lithium Tantalate Q-switches - MgO:LiNbO3 or LiNbO3 crystals for Q-switches
Passive Q-switches for 1.5 - 2.0 micron range



We are looking forward to hear from you and help you with your optical and crystal components requirements. Need time to think about it? Drop us a line and we'll send you beautiful Del Mar Photonics mug (or two) so you can have a tea party with your colleagues and discuss your potential needs.


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Del Mar Photonics, Inc.
4119 Twilight Ridge
San Diego, CA 92130
tel: (858) 876-3133
fax: (858) 630-2376
Skype: delmarphotonics