Cognep Grading Microscope with ZEISS STEMI 508 / Leica IVESTA 3 (Up to 55X)
Top-of-the-range diamond grading microscope with ZEISS (Germany) STEMI 508 optics - or Leica IVESTA 3 on request - up to 55X zoom, darkfield and vacuum manipulation.
ZEISS STEMI 508
Premium German optics - or Leica IVESTA 3 option
Up to 55X Zoom
6.0X to 50X standard range, up to 55X
Darkfield + Overhead LED
Exceptional inclusion contrast
Vacuum Manipulation
Precision needle holding system
The flagship Cognep Grading Microscope with ZEISS STEMI 508 delivers apochromatic-class clarity for the most demanding graders. Also available with Leica IVESTA 3 optics on request.
Illumination
36 high-intensity LEDs for overhead illumination and a precisely aligned darkfield mirror system make even the smallest inclusions visible with exceptional contrast.
Manipulation System
A vacuum-based holding mechanism secures the diamond on a precision needle for smooth, unobstructed rotation.
| Lens | ZEISS (Germany) STEMI 508 / Leica IVESTA 3 |
| Zoom Range | 6.0X to 50X (up to 55X) |
| Magnification | 0.63x - 5.0x |
| Working Distance | 92 mm |
| Viewing Angle | 35° |
| Power Supply | 230V, 50Hz |
| In the box | Microscope with all accessories |
| Warranty | 1 Year against manufacturing defects |
Shipping
Shipping is charged state-wise and shown at checkout. Orders ship through Shiprocket courier partners with secure packaging; tracking details are emailed once dispatched.
Payment
- Pay online via Razorpay — UPI, cards, net-banking, wallets.
- Cash on Delivery — pay 10% advance online, balance at delivery.
- Prices exclude GST @ 18%. A GST invoice is provided.
Related Products
Sortoscope with ZEISS (Germany) STEMI 355 optics, 8.0X to 40X zoom, spot illumination and …
Sortoscope for high-speed diamond assorting with CORRA SZ81 (6.0X to 52X) - grade 300 to 3…
Jewellery microscope with CORRA SZ81 (6.0X - 52X), high-contrast optics and long-life LED …
Premium Sortoscope with ZEISS (Germany) STEMI 508 optics, 6.0X to 50X zoom, for the highes…
Diamond grading microscope with CORRA SZ81 stereo zoom (6.0X to 52X), darkfield, 36-LED ov…
Diamond grading microscope with ZEISS (Germany) STEMI 355 optics - or Olympus SZ51 on requ…
COGNEP-81 Gemological Stereo Microscope with CORRA SZ81 (6.5X - 52X zoom), bright & dark f…
Premium gemological stereo microscope with ZEISS (Germany) STEMI 508 optics (6.0X - 50X), …
Gemological stereo microscope with ZEISS (Germany) STEMI 355 optics (8.0X - 40X), bright &…
COGNEP 71 Tender Diamond Microscope with CORRA SZ71 stereo zoom (6.0X to 47X), 32-LED illu…