聲光衍射要求晶體材料中光與聲波之間的動(dòng)量匹配。對(duì)于聲光調(diào)制器，當(dāng)輸入光束對(duì)準(zhǔn)布拉格角時(shí)，動(dòng)量匹配達(dá)到最大。AOTF的應(yīng)用程序是不同的。與調(diào)制器的情況不同，AOTF經(jīng)常用于非相干、準(zhǔn)直性差的光，并且需要大的孔徑和寬的接受角。為了滿足這些要求，AOTF利用了雙折射晶體的非線性特性。晶體取向和聲發(fā)射角的設(shè)計(jì)使得衍射發(fā)生在非常窄的波長(zhǎng)范圍內(nèi)，具有非常特定的射頻頻率。
聲光衍射要求晶體材料中光與聲波之間的動(dòng)量匹配。對(duì)于聲光調(diào)制器，當(dāng)輸入光束對(duì)準(zhǔn)布拉格角時(shí)，動(dòng)量匹配達(dá)到最大。AOTF的應(yīng)用程序是不同的。與調(diào)制器的情況不同，AOTF經(jīng)常用于非相干、準(zhǔn)直性差的光，并且需要大的孔徑和寬的接受角。為了滿足這些要求，AOTF利用了雙折射晶體的非線性特性。晶體取向和聲發(fā)射角的設(shè)計(jì)使得衍射發(fā)生在非常窄的波長(zhǎng)范圍內(nèi)，具有非常特定的射頻頻率。事實(shí)上，它是如此特殊，多個(gè)同步頻率可以應(yīng)用到一個(gè)AOTF沒(méi)有過(guò)多的互調(diào)。這允許控制波長(zhǎng)混合。聲發(fā)射角與入射角通過(guò)設(shè)計(jì)聯(lián)系在一起，共同定義了AOTF特性。
| Model | Spectral Range (μm) | Active Aperture (sq. mm) | Acceptance Angle (Deg.) | Optical BW (nm) | Drive Frequency (MHz) | Suggested Driver |
| AOLF615-1049 | VIS | 2.5x2.5 | 3.5 - 4.5 | 1.0 - 6.0 | 109 - 65 | Here |
| AOLF615-1082 | VIS | 2.5x2.5 | 3.5 - 4.5 | 1.0 - 6.0 | 109 - 65 | Here |
| AOTF614-08 | VIS,NIR | 5x5 | 3.5 - 6.0 | 1.0 - 22.0 | 140 - 35 | Here |
| AOTF614-16 | VIS,NIR | 5x5 | 2.5 - 4.2 | 0.6 - 11.0 | 140 - 35 | Here |
| AOTF614-24 | VIS,NIR | 5x5 | 3.5 - 6.0 | 0.4 - 7.0 | 140 - 35 | Here |
| AOTF1331 | mid-IR | 7x7 | 5 | 30 - 50 | 24 - 39 | Here |
| AOTF1110-VB | VIS,NIR | 10x10 | 5.7 (nominal) | Variable | 80 - 50 | Here |
| Model | Spectral Range (μm) | Active Aperture (sq. mm) | Acceptance Angle (Deg.) | Optical BW (nm) | Drive Freq (MHz) | Suggested Driver |
| AOTF614-08 | VIS,NIR | 5x5 | 3.5 - 6.0 | 1.0 - 22.0 | 140 - 35 | Here |
| AOTF614-16 | VIS,NIR | 5x5 | 2.5 - 4.2 | 0.6 - 11.0 | 140 - 35 | Here |
| AOTF614-24 | VIS,NIR | 5x5 | 3.5 - 6.0 | 0.4 - 7.0 | 140 - 35 | Here |
| AOTF920-14 | NIR | 5x5 | 3.4 - 6.1 | 2.0 - 27.0 | 95 - 26 | Here |
| AOTF920-20 | NIR | 5x5 | 2.6 - 4.9 | 1.5 - 18.5 | 95 - 26 | Here |
| AOTF920-24 | NIR | 5x5 | 2.8 - 5.0 | 1.0 - 15.5 | 95 - 26 | Here |
| AOTF1331 | mid-IR | 7x7 | 5 | 30 - 50 | 24 - 39 | Here |
| AOTF1550-SLS | 1550nm | 3x3 | - | 2 | 81 - 84 | Here |
| AOTF1110-VB | VIS,NIR | 10x10 | 5.7 (nominal) | Variable | 80 - 50 | Here |
所提供的標(biāo)準(zhǔn)AR涂料如下。適用于所有材料的客戶專用涂料。
| NUV | VIS | NIR | MIR | IR | |
| Quartz | 235-250nm | 488-532nm | 700-1000nm | ||
| 330-360nm | 1.06μm | ||||
| Fused Silica | 355nm | 532nm | 1.06μm | ||
| TeO2 | 355nm | 488-633nm | 633-830nm | ||
| 360-420nm | 532nm | 830-1064nm | |||
| 1.1μm, 1.3μm, 1.55μm | |||||
| PbMoO4 | 442-488nm | 633-830nm | |||
| 488-633nm | 830-1064nm | ||||
| 532nm | 1.1μm, 1.3μm, 1.55μm | ||||
| Glass | 450-700nm | 700-1000nm | |||
| 532nm | 1.06μm | ||||
| Germanium | 2.5-5.5μm | 9.4μm | |||
| 2.05μm | 10.6μm | ||||
