LCTF Liquid Crystal Tunable Filter
The LCTF liquid crystal tunable filter uses electronically controlled liquid crystal components to precisely select wavelengths and eliminate unwanted light. It is based on the dual refraction effect of liquid crystal molecules and optical thin film design principles. The filter is suitable for high-precision spectral analysis and imaging applications.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Spectral Method | Based on liquid crystal birefringence |
| Spectral Range LCTF-V10 | 420-750nm |
| Spectral Range LCTF-N20 | 450-950nm |
| Spectral Range LCTF-S10 | 920-1700nm |
| Scanning Accuracy | 1nm |
| Full Width at Half Maximum | 10nm@550nm (LCTF-V10, LCTF-N20), 15nm@1200nm (LCTF-S10) |
| Central Wavelength Deviation | ≤±2nm (LCTF-V10, LCTF-S10), ≤±1nm (LCTF-N20) |
| Maximum Objective Transmission | ≥36% (LCTF-V10), ≥32% (LCTF-N20, LCTF-S10) |
| Out-of-Band Suppression | ≥OD2.5 (LCTF-V10, LCTF-S10), ≥OD3 (LCTF-N20) |
| Response Time | 10-200ms |
| Field of View | ±5° |
| Lens/Pixel Interface | Compatible with standard C interface |
| Control Interface | USB 2.0 Type B |
| Independent Power Supply Temperature Control Module | Not included |
| Optimal Operating Temperature | 25°C-35°C |
| Dimensions (W×H×D) | 98.5mm×63mm×30mm (LCTF-V10), 124.5mm×84mm×36.5mm (LCTF-N20), 98.5mm×67mm×40mm (LCTF-S10) |
| Weight | 290g (LCTF-V10), 350g (LCTF-N20), 360g (LCTF-S10) |
| Power Consumption | <2W |
| External Power Supply | Via USB interface |
| Control Software | Set LCTF control software, SDK development (C/C++) |
| Computer Requirements | Intel Core 2.2GHz or above, 4GB RAM or above, USB2.0 interface |
| Operating System Requirements | Microsoft Windows 7/8/10 |
| Software Features | Supports scanning wavelength range, wavelength length, stability control, self-defined modes, etc. |
Applications
Key Features
Datasheet
Supplier Information
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