3" Dia. Protected Aluminum, λ/20 Flat Fused Silica

Surface Flatness:

λ/20

Back Surface:

Commercial Polish

Surface Quality:

60-40

Diameter (mm):

76.20 +0.0/-1.02

Diameter Tolerance (inches):

+0.0/-0.04

Fused Silica

Coating Specification:

R_avg >85% @ 400 - 700nm
R_avg >90% @ 400 - 2000nm

Coating:

Protected Aluminum (400-2000nm)

Coating Type:

Metal

Clear Aperture CA (mm):

68.58

Note:

Flatness is specified as Peak to Valley

Thickness (mm):

19.10 ±1.5

Thickness Tolerance (mm):

±1.5

Type:

Flat Mirror

Typical Energy Density Limit:

0.3 J/cm² @ 532nm & 1064nm, 10ns

Wavelength Range (μm):

0.4 - 2

Wavelength Range (nm):

400 - 2000

Regulatory Compliance

RoHS 2015:

Compliant

Reach 219:

Compliant

產品系列說明

熔融石英與ZERODUR®基材
λ/10與λ/20的表面平整度
提供多種鍍膜選項

TECHSPEC®精密光學平面反射鏡非常適合用於多種應用，包括干涉測量、成像系統、雷射應用、光路彎折及自動校準。該反射鏡提供多種鍍膜和基材選項，以及λ/10與λ/20表面平整度選項。第一種基材選項ZERODUR®為黃色微晶玻璃陶瓷，熱膨脹係數極低，是注重溫度波動應用的理想選擇。第二種選項為熔融石英，具備透光性，具有優異的耐磨性以及高超耐用性，是惡劣環境應用的最佳選擇。

TECHSPEC® λ/10與λ/20精密光學平板玻璃可用於測試與量測應用。