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Focusable Collimators
可聚焦準直器包含兩個單獨元件：光纖與光纖調焦組件。光纖會運用PCX透鏡(位於自光纖頂端的焦距處)。這些準直器具有FC或SMA螺紋，能與數值孔徑為0.22的標準光纖纜線輕鬆耦合。可聚焦準直器能擴充光束，並降低發散性，降低倍率為光纖核心直徑與準直器孔徑的比率。光纖重新對焦組件直接安裝在光纖準直器上，可實現指定距離的最優對焦。
| Collimator and Refocusing Assembly Compatibility Chart | ||
|---|---|---|
| Collimator Description | Stock Number | Compatible Refocusing Assembly |
| 4mm Aperture UV/VIS Fiber Optic Collimator, FC | #88-189 | No Compatible Refocusing Assemblies |
| 4mm Aperture UV/VIS Fiber Optic Collimator, SMA | #88-173 | No Compatible Refocusing Assemblies |
| 4mm Aperture VIS/NIR Fiber Optic Collimator, FC | #88-188 | No Compatible Refocusing Assemblies |
| 4mm Aperture VIS/NIR Fiber Optic Collimator, SMA | #88-172 | No Compatible Refocusing Assemblies |
| 10mm Aperture UV/VIS Fiber Optic Collimator, FC | #88-191 | #88-182, #88-183, #88-184, #88-185, #88-186, & #88-187 |
| 10mm Aperture UV/VIS Fiber Optic Collimator, SMA | #88-181 | #88-182, #88-183, #88-184, #88-185, #88-186, & #88-187 |
| 10mm Aperture VIS/NIR Fiber Optic Collimator, FC | #88-190 | #88-182, #88-183, #88-184, #88-185, #88-186, & #88-187 |
| 10mm Aperture VIS/NIR Fiber Optic Collimator, SMA | #88-180 | #88-182, #88-183, #88-184, #88-185, #88-186, & #88-187 |
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