HRD Diamond Tenderscope



When attending a tender or visiting one of your suppliers, you might just have that single business opportunity to buy an exceptional parcel of rough or polished diamonds. The Tender-Scope is a sophisticated tool to help you assess the quality of the diamonds you are about to purchase in confidence.


  • Weight: only 2kg
  • Dimensions: 12 x 23 x 32 cm
  • Zoom: 2 positions, 10x and 30x
  • 45° inclined binocular stereo body with 360° rotation
  • Good depth of view and high resolution power lens
  • Excellent alignment ensures a fatigue-free, long viewing
  • Dioptric adjustment for ± 5mm is possible with the left
  • Smooth and accurate focusing with rack and pinion focusing mechanism with built-in slip clutch system and safety stop at the lower end of traverse. Adjustable tension control is a standard.
  • Illumination: built-in transmitted adjustable light source and upper light source
  • Lockable black contrast plate and locked-in pair stage clips
  • Power supply by mains or rechargeable batteries
  • The microscope works ± 10 hours on a full charge
  • Manipulation of the stone by means of (removable) tweezers

Standard with each Tender-Scope set:

  • 45° inclined binocular stereo body
  • WF 10x eyepiece, pair – Turret objective 1x 3x
  • Eyecup, pair – Dust cover
  • Very handy aluminium travel case