NTB-3A |
NTB-2B |
NTB-1A |
NTB-1B |
NTB-4B |
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镜体 |
双筒体视镜体 |
● |
● |
● |
● |
● |
三筒体视镜体 |
○ |
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○ |
○ |
○ |
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目镜 |
WF5× |
○ |
○ |
○ |
○ |
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WF10× |
● |
● |
● |
● |
● |
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WF12.5× |
○ |
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WF15× |
○ |
○ |
○ |
○ |
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WF20× |
○ |
○ |
● |
● |
○ |
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WF25× |
○ |
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○ |
○ |
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变倍物镜 |
0.7×-4.5× |
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1×-4× |
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● |
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辅助物镜 |
0.4× |
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○ |
○ |
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0.5× |
○ |
○ |
○ |
○ |
○ |
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0.75× |
○ |
○ |
○ |
○ |
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1.5× |
○ |
○ |
○ |
○ |
○ |
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2× |
○ |
○ |
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○ |
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连续变倍比 |
1: 4 |
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1: 6.5 |
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工作距离 |
82mm |
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95mm |
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97mm |
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100mm |
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透射光源 |
6V/ 20W 卤素灯 |
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12V/ 10W 卤素灯 |
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12V/ 15W 卤素灯 |
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● |
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反射光源 |
6V/ 15W 卤素灯带反光碗 |
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● |
● |
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12V/ 10W 卤素灯带反光碗 |
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● |
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12V/ 15W 卤素灯带反光碗 |
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● |
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摄影附件 |
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○ |
○ |
○ |
○ |
○ |
摄像附件 |
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○ |
○ |
○ |
○ |
○ |
注:●标准配置,○选购配置 |