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      Current Position:Home > Products > Surveying Instrument
      DJ6E-1/2 Theodolite
      Magnification: reverse image 25.9x, erect: 28x Effective apperture: 36mm for reverse image, 40mm for erection
      Field of view: 1o30' for reverse image, 1o20' for  erection
      Minimum Focusing Distance: 1.5m for reverse
      image, 2m for erection
      Stadia ratio: 100
      Stadia constant
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