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          Digital Microscope LensesVH lens series

          Real Bore Lens

          VH-B40

          SPECIFICATIONS

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          Model

          VH-B40

          Type

          Borescope lens

          Borescope lens zoom attachment

          VH-BA

          Outer diameter

          When the borescope lens alone/With the Guard tube installed

          ø4.0 mm ø0.16"*1

          When the Lateral view tube is installed

          ø4.4 mm0.173" *2

          View direction

          When the borescope lens alone/With the Guard tube installed

          0° (Direct view)

          When the Lateral view tube is installed

          90° (Lateral view)

          Effective length

          141.5 mm 5.57"

          View angle

          30°

          Maximum observation magnification

          140x*3

          Minimum view range

          2 mm 0.08"*4

          Working distance

          5 mm 0.20" or more

          Environmental resistance

          Ambient temperature

          0 to +40 °C 32 to 104 °F

          *1 The value in parenthesis is when the Guard tube is installed.
          *2 The value is when the Lateral tube is installed.
          *3 The magnification at around the center of a 15-inch monitor.
          *4 Horizontal view angle

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          Microscopes / 3D Surface Profilers