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加拿大 Photon etc 公司拥有专利的高精度的高光谱成像系统、光学滤波器系统及探测器产品被广泛用于从材料分析到医学分析等各种工业及科研领域。Photon etc丰富的专业知识及锐意创新的精神将帮助我们的客户探索各种最前沿的科学领域。
主要产品包括400~2300nm超宽带可调谐激光器、高光谱成像仪、窄带可调谐滤波器、共振拉曼光谱用可调谐陷波滤波器等。
LASER LINE TUNABLE FILTER
LLTF系列 Tunable
Filter是一款非色散的亚纳米带宽可调谐光学滤波器。值得一提的是，因为采用的拥有专利的体光栅技术，这款可调谐光学滤波器具有惊人的60%的非偏振
透过率，这是FTS, Fabry-Perot,
声光（AOTF），液晶（LCTF）等方法所无法企及的。波长调谐通过电脑程序控制，省去了重新调整光路带来的不便。此外，由于TNF系列超窄带宽
Notch Filter中的filter是由全玻璃材料制成，所以和传统的Notch Filter比较，它具有更高的损伤阈值及工作寿命。
SPECIFICATIONS
| CONTRAST VIS | CONTRAST SWIR | NEW: CONTRAST X | |
| SPECTRAL RANGE | 400 - 1000 nm | 1000 - 2300 nm (2500 nm optional*) | where X represents a custom spectral range |
| BANDWIDTH (FWHM) | 1.0 nm - 2.5 nm | 2.0 nm - 5 nm | High resolution: 0.15 nm - 0.9 nm |
| OUT OF BAND REJECTION | < -60 dB @ ± 40 nm | < -60 dB @ ± 80 nm (measured up to 1.7 μm) | depends on the bandwidth |
| MAXIMUM INPUT AVERAGE POWER HP4: UP TO 4W HP8: UP TO 8W HP20: UP TO 20W | HP8, HP20 | HP8, HP20 | HP4 |
| PEAK EFFICIENCY | typically around 65% | ||
| OPTICAL DENSITY (OD) | > OD6 (measured at 1064 nm) | TBD | |
| DAMAGE THRESHOLD | < 5 GW/cm2 peak power @ 1064 nm, 8 ns | ||
| INPUT APERTURE DIAMETER | 5 mm | ||
| INPUT BEAM DIVERGENCE REQUIREMENT | < 0.45 mrad | ||
| WAVELENGTH RESOLUTION (RELATIVE) | FWHM / 8 | ||
| POINTING STABILITY | < 1mm lateral displacement @ 1 m from filter | ||
| SCANNING SPEED (MULTIPLE STEP) | 35 ms stabilization time for 0.1 nm step, 45 ms stabilization time for 0.2 nm step, 55 ms stabilization time for 1 nm step, 60 ms stabilization time for 2 nm step, 65 ms stabilization time for 5 nm step, 70 ms stabilization time for 10 nm step, | ||
| OPERATING SYSTEM (OS) | Windows Vista (32 & 64 bits) Windows 7 (32 & 64 bits) Windows 8 (32 & 64 bits) | ||
| SOFTWARE | PHySpec™ included (SDK available) | ||
| COMPUTER CONNECTION | USB 2.0 (compatible 1.1) | ||
OPTION
Enhanced SWIR
FIBEROPTIC INPUT/OUTPUT
