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Tecnottica Consonni S.r.l.
Italy
Glass & Ceramic Processing: Precision grinding and technical glass forming
Optical Engineering: Lens design, light paths, and photonics systems
Precision Grinding & Honing: Fine abrasive finishing for tight tolerances and surface quality
Thin Films & Coatings: PVD/CVD precursors and optical coatings

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Founded in 1957, Tecnottica Consonni S.r.l. is an Italian manufacturer of precision optical components and custom finished optical systems, based in Calco in the province of Lecco, with an additional specialized coating plant in Scandicci (Florence).

Tecnottica Consonni is certified under ISO 9001 and ISO 14001 management standards. The company combines in-house Zemax optical design simulation capabilities, CNC processing, laminar flow assembly hoods, and interferometric metrology laboratories to produce optical elements up to 310 mm in diameter.

Offer

Tecnottica Consonni offers custom design, fabrication, and assembly services across technical glass and polymer optics:

  • Lens Manufacturing: Spherical, aspherical, cylindrical (plano-cylindrical), ball, dome, and meniscus lenses with surface accuracy up to λ/20 and diameters from 2.7 mm up to 310 mm.
  • Plano Optics & Prisms: Right-angle prisms, penta prisms, optical windows, beamsplitters, mirrors, and light guides up to 400 mm diagonal.
  • Substrate Materials Worked: Optical glasses (Schott, Ohara, CDGM), fused silica, infrared materials (ZnSe, ZnS, CaF2, MgF2, Germanium, Silicon, Sapphire), and optical plastics (PMMA, PC, Zeonex).
  • Optical Assemblies: Cemented achromatic doublets and triplets, multi-lens objectives, and opto-mechanical assemblies built in laminar-flow environments.
  • Thin-Film Coatings: Anti-reflective (AR) coatings for UV, VIS, NIR, and SWIR, high-reflectance dielectric and metallic mirrors, and dichroic beam splitters.
  • Polymer Optical Molding: Precision injection molding and CNC machining of plastic lenses and custom LED optics.

Tags

optical engineering
lens design
infrared optics
prisms
optical coatings
aspheric lenses
spherical lenses
Industrial Specializations: Glass & Ceramic Processing: Precision grinding and technical glass forming, Optical Engineering: Lens design, light paths, and photonics systems, Precision Grinding & Honing: Fine abrasive finishing for tight tolerances and surface quality, and Thin Films & Coatings: PVD/CVD precursors and optical coatings
Headquarter/main address: Via Indipendenza, 9
Calco
Lombardia 23885
Italy
Get Directions
https://www.tecnottica.com
Business Type: Custom Manufacturer
Ownership: Private
Turnover: €5M - €10M
Employees: 10 - 49
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