LENSTEK变倍激光扩束镜，采用伽利略类型设计，包含了空气间隔（Air-Spaced)的透镜，非常适合高功率激光应用。外壳采用M22x0.75等尺寸的外螺纹设计，可以安装到4轴或5轴安装架上使用。
这款变倍激光扩束镜适合Nd:YAG激光的几个倍频波长，我们也有适合飞秒激光使用的飞秒激光变倍扩束镜。
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1064nm BX-Z
| Part No. | Magnification | Input CA (mm) | Output CA (mm) | Length (mm) |
| BXZ-1064-1-4X | 1-4 | 12 | 36 | 170-180 |
| BXZ-1064-2-8X | 2-8 | 12 | 36 | 170-180 |
| BXZ-1064-2-8X-A | 2-8 | 10 | 30 | 143-150 |
| BXZ-1064-2-8X-B | 2-8 | 13 | 60 | 170 |
633nm BX-Z
| Part No. | Magnification | Input CA (mm) | Output CA (mm) | Length (mm) |
| BXZ-633-1-4X | 1-4 | 12 | 36 | 170-180 |
| BXZ-633-2-8X | 2-8 | 12 | 36 | 170-180 |
532nm BX-Z
| Part No. | Magnification | Input CA (mm) | Output CA (mm) | Length (mm) |
| BXZ-532-1-4X | 1-4 | 12 | 36 | 170-180 |
| BXZ-532-2-8X | 2-8 | 12 | 36 | 170-180 |
| BXZ-532-2-8X-A | 2-8 | 10 | 30 | 132 |
| BXZ-532-2-8X-B | 2-8 | 11 | 60 | 190 |
355nm BX-Z
| Part No. | Magnification | Input CA (mm) | Output CA (mm) | Length (mm) |
| BXZ-355-1-4X | 1-4 | 12 | 36 | 170-180 |
| BXZ-355-2-8X | 2-8 | 12 | 36 | 170-180 |
| BXZ-355-2-8X-A | 2-8 | 10 | 30 | 143-150 |
| BXZ-355-2-8X-B | 2-8 | 11 | 60 | 185-194 |
CO2 10.6um BX-Z
| Part No. | Magnification | Input CA (mm) | Output CA (mm) | Length (mm) |
| BXZ-10.6-2-6X | 2X-6X | 16 | 96 | 206-213 |
| BXZ-10.6-2-8X | 2X-8X | 10 | 36 | 168-172 |
Note：BX is Beam Expanders; Z is zoom; B is big output diameter