[求助]这种功能的显微镜头国内有吗？ [复制链接]

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Two optical systems allowing a range of focus down to 70mm. o[K,(  
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Fully coated optics for maximum light transmission. VH$hQPP5d  
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Highest quality lenses providing unparalleled detail. !qVnziE,,  
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Precision engineered aluminium body for fine focusing. .t|B6n!  
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The suction device eliminates stray light and optical aberrations. XVkCYh4,  
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Interchangeable aperture for increased depth of field. vTUhIFa{  
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Removable eyepiece allowing for a range of accessories. TbA=bkj[4  
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可用来观测水族箱里面的珊瑚细微结构

放大12倍，工作距离70mm，应该是体视显微镜，可以上www.cnoptec.com去看看

只需要长工作距而已,应该有很多厂家有

70mm的工作距离,很普通的要求呀

它主要是工作距离较大，为70mm r:-,qy  
还是便携式 Hx#1TqC/  
请问国内有类似功能的产品吗？小弟不胜感激！

从说明看没有什么特别的,只是用途改变而已