Name: 25.4mm Dia. x -75mm FL, 8 - 12µm BBAR Coated, ISP Optics Zinc Selenide (ZnSe) Negative Meniscus Lens | AR812-ZC-NM-25-76
Brand: ISP Optics
SKU: 24-907
Price: NT$20,475

Diameter (mm):

25.40 +0.00/-0.13

Effective Focal Length EFL (mm):

-75.00 @ 10.6μm

Zinc Selenide (ZnSe), CVD Grade

f/#:

2.95

Numerical Aperture NA:

0.17

Coating:

BBAR (8000-12000nm)

Type:

Meniscus Lens

Wavelength Range (nm):

8000 - 12000

Center Thickness CT (mm):

2.70 ±0.20

Centering (arcmin):

<3

Clear Aperture (%):

90

Clear Aperture CA (mm):

22.86

Coating Specification:

R_avg <0.5% @ 8 - 12μm
R_abs <1% @ 8 - 12μm

Edge Thickness ET (mm):

3.50

Focal Length Tolerance (%):

±2

Model Number:

AR812-ZC-NM-25-76

Radius R₁ (mm):

66.25

Radius R₂ (mm):

182.39

Surface Quality:

60-40

Irregularity (P-V) @ 10.6μm:

λ/20

Regulatory Compliance

RoHS 2015:

Compliant

Certificate of Conformance:

View

產品系列說明

彎月型正透鏡或負透鏡
CVD 級硒化鋅 (ZnSe) 是 CO₂ 系統的理想選擇
可提供無鍍膜或適用8 – 12µm範圍內的 BBAR 鍍膜

ISP Optics 硒化鋅（ZnSe）彎月透鏡採用正負彎月設計，將球面像差降至最低。正彎月透鏡可以實現比平凸透鏡更小的光斑尺寸，是CO2 雷射應用中精確打標或切割的理想選擇。負彎月透鏡用於增加焦距，與其他透鏡一起使用時，可減少光學系統的數值孔徑。ISP Optics 硒化鋅彎月透鏡有標準英制尺寸，可以選擇無鍍膜或寬頻抗反射（BBAR）鍍膜，以增強 8 – 12µm 範圍內的穿透。

25.4mm Dia. x -75mm FL, 8 - 12µm BBAR Coated, ISP Optics Zinc Selenide (ZnSe) Negative Meniscus Lens | AR812-ZC-NM-25-76

Protect your investment.

Regulatory Compliance

產品系列說明