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    4. 福州高特光电科技有限公司

      BK7
      Penta prism can deviate an incident beam without inverting or reversing to 90°. It is commonly used in Plumb Level, Surveying, Alignment, Range finding and Optical Tooling.
      Size(mm)
      Part No.
      1 min. deviation
      30 sec. deviation
      10 sec. deviation
      5x5
      PTP12005
      PTP0105
      PTP1105
      10x10
      PTP1210
      PTP0110
      PTP1110
      15x15
      PTP1215
      PTP0115
      PTP1115

      Specification:

      Material:
      BK7 Grade A optical glass
      Dimension Tolerance:
      +0,-0.2mm
      Bevel:
      0.2 mm to 0.5 mm x 45 °
      Clear Aperture:
      >80%
      Surface Quality:
      60-40 scratch and dig
      Flatness:
      l/4 at 632.8 nm
      Reflectivity:
      R > 95% per face
      90 ° deviation tolerance:
      As Table

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