类型	光学显微镜	型号	jc-10
仪器放大倍数	20x、40x

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一．主要用途

读数显微镜是为光学计量仪器一种，它具有结构简单、操作方便、适用范围广泛等特点。主要用途如下：

测定孔距、刻线宽度、狭缝凹痕宽度、长度、金属表面质量、纤维、织物密度、标本等。

此外，本仪器特别适合测量各种硬度计试验的压痕尺寸。

二．主要技术参数

型 号 项 目	jc-10	jc4-10
仪器放大倍数	20?	40?
目镜放大倍数	20?	20?
物镜放大倍数	1?	2?
分划尺格值	1㎜	0.5㎜
目镜分划尺格数	8	4
有效测量范围（㎜）	0～6㎜	0～4㎜
测微鼓轮小读数	0.01㎜	0.005㎜
仪器重量	0.5㎏	0.4㎏