Optical Elements Machining Services

Cutting & Dicing

We offer precision cutting and dicing services on customer-supplied materials.

Our equipment includes DAD3350 machine, which ensures excellent results on hard and brittle materials such as glass, silicon, and ceramics.

  • High tolerances.
  • Sizes: from 7 x 7 mm to 140 x 140 mm.
  • Express service.



WOP provides precision glass polishing and lapping services for flat and cylindrical substrates to create a consistently uniform surface.

We can also polish the edges of windows and squares. Our machines can polish up to lambda 4 flatness.

  • Material: UVFS and BK7.
  • Best quality: The S/D class 60/40; flatness: l/4.
  • Diameter: from 12,7 mm to 50,8 mm.
  • Additional characteristics – upon request.


WOP can grind both – flat substrates and cylindrical substrates to create a uniform surface for further manufacturing techniques.

  • Material – precision glass, sapphire, ceramic, IR materials.
  • Possible diameters – from 5 x 5 mm to 100 x 100 mm.
  • Parallelism up to 3 arcmins.

Size Reduction

Lenses size reduction:

  • Primary diameter from 12,7 to 101,6 mm
  • Reduced up to 6 to 29 mm

Flat optics size reduction:

  • Reduction available for round elements
  • In the range from 6 mm to 100 mm in diameter

Thickness Reduction

Available for elements from 5mm to 150 mm thick.

Coated surface protection.

Contact us

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Mokslininku st. 6A, Vilnius, LT-08412, Lithuania

Phone: +370 5 215 7551
E-mail: [email protected]

Company details

Altechna R&D, UAB
Company code 301502628
VAT code LT100006155012
Bank – SEB 70440
LT87 7044 0600 0770 8092