C 140mm f4.5

  • Angle of View: 36 deg
  • Construction: 7 elements/4 groups
  • Filter Size: 77mm
  • Minimum Focus: 514mm
  • Weight: 800g
  • Minimum aperture: 32
  • Notes: Has floating lens elements that are adjust manually for best image sharpness and flatness of field. Magnification range 0.3 to 1.2. This lens has a scale on the floating element that works with the auto-extension tubes. You can read the distance in millimeters that the bellows are extended (the top of the scale on the right side of the camera.) You then plug those numbers along with which extension tube you are using into the floating element ring (the one closest to the body).

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