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Optical Components
Isolators & Faraday Rotators in a grey comb

Isolators & Faraday Rotators

Quality Faraday isolators and rotators with high transmission, high isolation, large apertures and high mounting flexibility.

  • Faraday Rotators
  • Free Space Isolators
  • High-power In-line Isolators
  • Fiber-to-free-space Isolators
  • [More].
Windows in a grey comb with blue blackground


All windows are available in various materials, specifications and coatings.

  • Parallel Windows
  • Rectangular Windows
  • Square Windows
  • Brewster Windows
  • [More]
Mirrors in a grey comb with blue blackground


We offer broadband metallic mirrors as well as dielectric broadband and laser line coatings on various substrates.

  • Metallic Coatings
  • Dielectric Coatings
  • Parallel Mirrors
  • Rectangular Mirrors
  • [More]
Prisms in a grey comb with blue blackground


Prisms are available in various geometries and sizes, coated or uncoated.

  • Right Angle Prisms
  • Porro Prims
  • Retro-Reflectors
  • Pellin Broca Prisms
  • [More]
Lenses in a grey comb with blue blackground


We offer spherical and cylindrical lenses, available in various sizes, with or without coating.

  • Plano-Convex/Concave Spherical Lenses
  • Bi-Convex/Concave Spherical Lenses
  • Miniscus Lenses
  • Plano-Convex/Concave Cylindrical Lenses
  • [More]
Waveplates in a grey comb with blue blackground


Half- and Quarter-Waveplates for various wavelength or for broadband applications in different orders.

  • Muli-Order Waveplates
  • (True) Zero-Order Waveplates
  • Achromatic Waveplates
  • Mounts and Holders for Waveplates
  • [More]
Polarizers in a grey comb with blue blackground


Various Types of Rotators and Polarizers in standard or customized design.

  • Polarization Rotators
  • Glan-Polarizers
  • Wollaston Polarizers
  • Beam-Splitter Cubes
  • [More]
Beam Splitters in a grey comb with blue blackground

Beam Splitters

Beam Splitters based on polarization separation or non-polarizing optics.

  • Broadband or Laser-line
  • Dielectric Beam Splitters
  • Non-polarizing Beam Splitters
  • Beam-Splitter Cubes
  • [More]
Antireflective Coatings in a grey comb with blue blackground

Antireflective Coatings

High qualtiy antireflective coatings, broadband or for single laser lines.

  • Single layer and protective coatings
  • Single, double and triple V-type antirefelctive coatings
  • broadband antireflective coatings
  • [More]

GWU-Lasertechnik offers all kind of standard and customized optical compponents. Our assortment includes windows, prisms, waveplates, polarizing optics and many more standard items. We are able to offer a wide range of materials with various specifications:

Optical glass – UV Fused Silica, N-BK7, Boroflorat, SF2, N-SF5, …
Optical crystal – CaF2, Silicon, Ge, ZnSe, YAG, …
Birefringent material – MgF2, YVO4, Quartz, alpha-BBO, Sapphire, …
Coatings – broadband or laser-line antireflective, refelctive, beam-splitting or protective coatings, …

State-of-the-art production methods by GWU’s partner Castech grant for highest accuracy and efficiency. All items pass a strict quality control. The outstanding quality and design flexibility of Castech’s optical crystals and coatings is well-known, supplying thousands of laser manufacturers and researchers worldwide.

Shows the Logo of Castech

No matter if individual pieces are required or cost-efficient numbers in in small, medium or large batches with in-time delivery are needed: GWU’s dedicated service helps to find the best core components for your application. As GWU is not only a distributor but also a well-known manufacturer of laser devices, a wide knowledge and in-field experience can be shared to the advantage of its customers. Please download our complete catalogue of optical componnets for a comprehensive overview of our portfolio and specifications!