供货周期: | 现货 |
品牌: | EMS |
货号: | G22 |
Walton-Beckett测微尺
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PS12和HSE/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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