tauFRIN - Transmission Spheres

5"+ Transmission Spheres for 4" Fizeau interferometers

Key τFRIN features:

  • Two-component aplanatic design: Transmission Sphere + Adapter
  • Common Adapter for 6 replaceable TS Objectives of different F/#, fast replacement
  • Optimized for optical shop testing
  • Wide range of F/# from 1:7 to 1:0.65
  • Adapter with 4" bayonet, "state‐of‐the‐art" design, can be customized
  • Compatibility with widely used 4" interferometers
  • Accuracy of reference surfaces λ/15
  • λ = 633 nm, versions for 532 nm, 1064 nm and other wavelengths available by request
  • Internal expansion of 4" input beam extends ranges of radii and diameters of surfaces under test
  • Suitability for horizontal and vertical test measurement schemes
  • Convenient colour marking

Set of Transmission Spheres

Model F/# Reference sphere NA
Radius, mm Dia, mm
τFRIN 1:0.65 CX 1:0.65 43,5 CC 67 0.77
τFRIN 1:0.95 CX 1:0.95 90 CC 94 0.52
τFRIN 1:1.5 CX 1:1.5 171 CC 113 0.33
τFRIN 1:3.2 CX 1:3.2 413 CC 129 0.16
τFRIN 1:7 CX 1:7 944 CC 134 0.07
τFRIN Flat - 125 -
τFRIN Adapter

Common Adapter
for 6 replaceable τFRIN Objectives

(the photo on the right shows the Adapter and five Objectives)

τFRIN Selection Diagram

For your convenience, you can contact our R & D department, request literature, ask us a question.

About Us

AdlOptica works in field of multifocus and Laser Beam Shaping Optics finding numerous industrial and scientific applications. Multi-year developments are realized in family of piShaper systems, > 70 models: almost 100% efficiency, spectrum from UV to IR, power from mW to kW, CW or pulse lasers, achromatic design, variety of flat-top spot sizes, low sensitivity to misalignment.

AdlOptica is locating in Adlershof, Berlin, Germany's leading science and technology park.

Prism Award

AdlOptica

FoXXus is a highly flexible optics tool that gives lasers improved process performance at lower costs.

Contact Information

AdlOptica Optical Systems GmbH
Rudower Chaussee 29
12489 Berlin, Germany
Tel: +49 (30) 56 59 08 880
E-mail: info@adloptica.com