名称 | 规格 | HL-NTB-1A | HL-NTB-1B | HL-NTB-2B | HL-NTB-3A | 观察头 | 双筒体视镜体,瞳距55-75mm | | | | | 三筒体视镜体 |
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| 目镜 | WF10X/20 | | | | | SWF10X/23 | | | | | WF20X | | |
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| WF5X |
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| WF12.5X | | | |
| WF15X |
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| WF25X |
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| 物镜 | 变倍物镜0.7X-4.5X,工作距离95mm | | | | | 变倍物镜1X-4X,工作距离82mm | | | | | 变倍物镜1X-4X,工作距离97mm | | | | | 辅助物镜 | 0.4X |
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| | | 0.5X |
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| 0.75X |
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| 1.5X |
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| 2X | | |
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| 透射光源 | 6V/20W卤素灯 | | | | | 12V10W卤素灯 | | | | | 反射光源 | 6V/15W卤素灯带反光碗 | | | | | 12V/10W卤素灯带反光碗 | | | | | 摄影、摄像附件 |
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