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Walton-Beckett测微尺石棉显微分析用品

   Walton-Beckett测微尺,具有直径100μm圆形视野面(面积约0.00785mm2),在显微镜下能测量石棉纤维的长度和宽度,以Walton-Beckett测微尺投射在载玻片之影像范围及长度作为计数之依据。

 

       A规则使用G-22型,B规则使用G-24型,计数板视野是依个别位相差显微镜制作而成,一般与镜台测微尺PS12HSE/NPL检测玻片配套使用。

Walton-Beckett测微尺属于目镜测微尺,选择时需要根据自己显微镜目镜筒的限制来选,一般提供的直径有16mm,19mm,20.4mm,21mm,23mm,24mm,24.5mm,25mm,26mm,27mm.

 

型号

产品描述

包装

G22

Eyepiece Reticle with Walton/Beckett for Asbestos 3-1 Ratio. All with calibration factor of 4 for use with 40x objectives.

1

G24

Eyepiece Reticle with Walton/Beckett for Asbestos 5-1 Ratio , All with calibration factor of 4 for use with 40x objectives

1

G25

Eyepiece Reticle with Walton/Beckett (1996) for Asbestos. All with calibration factor of 4 for use with 40x objectives.

1

 

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