
Liquid Crystal Optical Switches LCOS-10-A
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Liquid Crystal Optical Switches, 400-700 nm
The LBTEK Liquid Crystal Optical Switch operates within a wavelength range of 400-700 nm. It is constructed using two orthogonal 400-700 nm linear polarizers and a TN liquid crystal cell. By switching between 0 V and 15 V voltages, it can achieve beam on/off functionality within the operating wavelength range, with a response time of <5 ms.
Across the entire operating wavelength range, it maintains an average transmission >60% and an average contrast ratio >5000:1. The device features a clear aperture of Ø10 mm, mounted in a mechanical housing with attached wiring. It is compatible with Ø1-inch optical component mounts. Both sides of the product are marked with the transmission direction of the polarizers to maximize beam energy utilization.
Key Features
- Operating wavelength range of 400-700 nm, clear aperture Ø10 mm
- Average transmission >60% within operating wavelength range, average contrast ratio >5000:1
- Switching voltage 0 V and 15 V, switching response time <5 ms
- Mechanical housing compatible with Ø1-inch optical component mounts
Typical Applications
- Fast optical gating and beam shuttering
- Intensity modulation when paired with crossed polarizers
- Fluorescence and confocal microscopy illumination control
- Laser exposure and pulse-train gating
- Electro-optic switching experiments
Product Family
LCOS-10-A is part of the WaveQuanta liquid-crystal optical switch family, sourced from LBTEK and distributed by WaveQuanta with full datasheet, mechanical drawing, and 3D model support.
SKU: LCOS-10-A · Sourced from LBTEK · Distributed by WaveQuanta
| Operating Wavelength | 400-700 nm |
| Response time | <5 ms |
| Transmittance (avg.) | >60 % |
| Contrast Ratio (avg.) | >5000:1 |
| Clear Aperture | Ø10 mm |
| Housing Specification | Ø25.7×9 mm, compatible with Ø1-inch optical component mounts |
| Component Material | Nematic liquid crystal/ITO glass/linear polarizing film |
| Surface Quality (Scratch/Dig) | 60/40 |
| Transmitted Wavefront Error | <λ/4@633 nm |
| Anti-Reflection Coating | Ravg<0.5 %@400-700 nm |
| Angle of Incidence | ±3 ° |
Product Family: Liquid Crystal Optical Switches (1 variants)
| Product | SKU | Size | Clear Aperture | Operating Wavelength | |
|---|---|---|---|---|---|
| Liquid Crystal Optical Switches LCOS-10-A Current |
LCOS-10-A
| Ø10 mm | Ø10 mm | 400-700 nm |






