All Stories

  1. Glass Ceramic ZERODUR Progress in the last 15 years with the extremely low expansion material part 1

    Article • Journal of Astronomical Telescopes Instruments and Systems, June 2021, SPIE

    Dr Peter Hartmann

  2. Glass Ceramic ZERODUR Progress in the last 15 years with the extremely low expansion material part 2

    Article • Journal of Astronomical Telescopes Instruments and Systems, June 2021, SPIE

    Dr Peter Hartmann

  3. Lifetime of structures made from the glass ceramic ZERODUR under stress loads

    Article • Optical Engineering, February 2019, SPIE

    Dr Peter Hartmann

  4. Mechanical strength of optical glasses

    Article • June 2018, SPIE

    Dr Peter Hartmann

  5. Minimum bending strength of glasses and glass ceramics especially Zerodur

    Article • August 2017, SPIE

    Dr Peter Hartmann

  6. Statistical breakage behavior of the extremely low expasion glass ceramic Zerodur

    Article • July 2016, SPIE

    Dr Peter Hartmann

  7. Optical glass: deviation of relative partial dispersion from the normal line—need for a common definition

    Article • Optical Engineering, October 2015, SPIE

    Dr Peter Hartmann

  8. ZERODUR®: new stress corrosion data improve strength fatigue prediction

    Article • September 2015, SPIE

    Dr Peter Hartmann

  9. Bending strength measurements at different materials used for IR-cut filters in mobile camera devices

    Article • March 2015, SPIE

    Dr Peter Hartmann

  10. Optical glass: standards – present state and outlook

    Article • Advanced Optical Technologies, January 2015, De Gruyter

    Dr Peter Hartmann

  11. Lightweighted ZERODUR for telescopes

    Article • July 2014, SPIE

    Dr Peter Hartmann

  12. ZERODUR: bending strength data for etched surfaces

    Article • July 2014, SPIE

    Dr Peter Hartmann

  13. Optical glass: refractive index change with wavelength and temperature

    Article • May 2014, SPIE

    Dr Peter Hartmann

  14. Optical glass with tightest refractive index and dispersion tolerances for high-end optical designs

    Article • March 2014, SPIE

    Dr Peter Hartmann

  15. Optical Glass

    Article • January 2014, SPIE

    Dr Peter Hartmann

  16. Zero expansion glass ceramic ZERODUR®roadmap for advanced lithography

    Article • April 2013, SPIE

    Dr Peter Hartmann

  17. ZERODUR®: deterministic approach for strength design

    Article • Optical Engineering, December 2012, SPIE

    Dr Peter Hartmann

  18. 110 years BK7: optical glass type with long tradition and ongoing progress

    Article • December 2012, SPIE

    Dr Peter Hartmann

  19. Performance of industrial scale production of ZERODUR mirrors with diameter of 1.5 m proves readiness for the ELT M1 segments

    Article • September 2012, SPIE

    Dr Peter Hartmann

  20. Zero-expansion glass ceramic ZERODUR: recent developments reveal high potential

    Article • September 2012, SPIE

    Dr Peter Hartmann

  21. ZERODUR: bending strength data for tensile stress loaded support structures

    Article • February 2012, SPIE

    Dr Peter Hartmann

  22. Optical glass: past and future of a key enabling material

    Article • Advanced Optical Technologies, January 2012, De Gruyter

    Dr Peter Hartmann

  23. Optical glass: dispersion in the near infrared

    Article • September 2011, SPIE

    Dr Peter Hartmann

  24. ZERODUR: new results on bending strength and stress corrosion

    Article • September 2011, SPIE

    Dr Peter Hartmann

  25. Optical glass and the EU directive RoHS

    Article • April 2011, SPIE

    Dr Peter Hartmann

  26. ZERODUR 8m mirror for space telescope

    Article • July 2010, SPIE

    Dr Peter Hartmann

  27. Optical glass and glass ceramic historical aspects and recent developments: a Schott view

    Article • Applied Optics, June 2010, Optical Society of America (OSA)

    Dr Peter Hartmann

  28. ZERODUR® glass ceramics for high stress applications

    Article • August 2009, SPIE

    Dr Peter Hartmann

  29. Heritage of ZERODUR® glass ceramic for space applications

    Article • August 2009, SPIE

    Dr Peter Hartmann

  30. Measurement and simulation of striae in optical glass

    Article • June 2009, SPIE

    Dr Peter Hartmann

  31. Four decades of ZERODUR mirror substrates for astronomy

    Article • May 2009, SPIE

    Dr Peter Hartmann

  32. ZERODUR glass ceramics: design of structures with high mechanical stresses

    Article • July 2008, SPIE

    Dr Peter Hartmann

  33. ZERODUR glass ceramics: strength data for the design of structures with high mechanical stresses

    Article • July 2008, SPIE

    Dr Peter Hartmann

  34. Forty years of ZERODUR mirror substrates for astronomy: review and outlook

    Article • July 2008, SPIE

    Dr Peter Hartmann

  35. Strength aspects for the design of ZERODUR glass ceramics structures

    Article • September 2007, SPIE

    Dr Peter Hartmann

  36. Manufacturing of lightweighted ZERODUR components at SCHOTT

    Article • September 2007, SPIE

    Dr Peter Hartmann

  37. Mirrors for solar telescopes made from ZERODUR glass ceramic

    Article • September 2007, SPIE

    Dr Peter Hartmann

  38. Influence of striae on the homogeneity of the linear thermal expansion coefficient of ZERODUR

    Article • August 2006, SPIE

    Dr Peter Hartmann

  39. Large optical glass lenses for ELTs

    Article • June 2006, SPIE

    Dr Peter Hartmann

  40. Homogeneity of the linear thermal expansion coefficient of ZERODUR measured with improved accuracy

    Article • June 2006, SPIE

    Dr Peter Hartmann

  41. Properties of Zerodur mirror blanks for extremely large telescopes

    Article • February 2006, SPIE

    Dr Peter Hartmann

  42. Tailored properties of optical glasses

    Article • September 2005, SPIE

    Dr Peter Hartmann

  43. Status of ZERODUR mirror blank production at SCHOTT

    Article • August 2005, SPIE

    Dr Peter Hartmann

  44. Removing the mystique of glass selection

    Article • October 2004, SPIE

    Dr Peter Hartmann

  45. Large optical glass blanks for astronomy

    Article • September 2004, SPIE

    Dr Peter Hartmann

  46. ZERODUR mirror blanks for ELTs: technology and production capacity at SCHOTT

    Article • July 2004, SPIE

    Dr Peter Hartmann

  47. Forming mandrels for x-ray telescopes made of modified Zerodur

    Article • January 2004, SPIE

    Dr Peter Hartmann

  48. Optical glasses and glass ceramics for large optical systems

    Article • February 2003, SPIE

    Dr Peter Hartmann

  49. ZERODUR for large segmented telescopes

    Article • February 2003, SPIE

    Dr Peter Hartmann

  50. Optical glasses and glass ceramics for large lenses and prisms

    Article • February 2002, SPIE

    Dr Peter Hartmann

  51. Quality assurance demands and realization for thin-walled mirror blanks made of ZERODUR for the AXAF project

    Article • December 1993, SPIE

    Dr Peter Hartmann

  52. Production of Optical Glass

    Article • SPIE

    Dr Peter Hartmann