Auer Lighting offers various shapes and designs of coated filters using BOROFLOAT® 33, a floated borosilicate glass 3.3. The material combines superior transmittance with high thermal and mechanical stability.
|Linear thermal expansion coefficient α 20/300°C [K-1]||3.3 x 10-6|
|Permanent operating temperature [°C]||450|
|Short-time operating temperature [°C]||500|
|Refraction index nd (λ= 587.6 nm)||1.471|
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