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21mm Diameter, Metric Square, Contact Reticle

MM Square

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Stock #32-257 5-7 Days
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NT$2,345
Qty 1-4
NT$2,345
Qty 5+
NT$2,202
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下載產品資料
Diameter (mm):
21.00 ±0.05
Angle Tolerance (arcsec):
±1
Line Thickness (μm):
25.00
Surface Quality:
60-40
Thickness (mm):
2.28
Thickness Tolerance (mm):
±0.127
Type:
Metric Square
Line to Line Accuracy (μm):
±2
Centering (mm):
0.25
Line Thickness Tolerance (μm):
±13
Surface Flatness (P-V):
3 - 4λ

Regulatory Compliance

RoHS 2015:
Certificate of Conformance:
Reach 240:

Product Description

10mm square divided into 0.5mm squares.
10mm scale in 100 parts.
13 circles in sizes from 0.1mm through 2.5mm.

產品系列說明

  • Greater Stability than Film Reticles
  • Low Reflection Chrome Pattern
  • English or Metric Styles

低反射鉻膜型號提供高對比度。相較於容易彎曲變形的膠片式分劃板,本玻璃分劃板更耐用。尺規位於分劃板的外部,直接接觸被測物體,可提供最佳調焦和精確測量。確定放大鏡的視場,然後再選擇分劃板。例如,對於12倍放大鏡的5⁄8”(16mm)視場來說,¾”(20mm)的尺規是不夠的。可使用紙巾及鏡片清潔劑來清洗分劃板。

 
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