3" Dia. λ/10 Fused Silica Dual Surface Flat

Surface Flatness:

λ/10

Abbe Number (v_d):

67.8

Clear Aperture CA (mm):

68.60

Coating:

Uncoated

Coefficient of Thermal Expansion CTE (10^-6/°C):

0.52 (+5 to +35°C)
0.57 (0 to +200°C)
0.48 (-100 to +200°C)

Diameter (mm):

76.20 ±1.0

Diameter (inches):

3.00 ±0.04

Thickness (inches):

0.75 ±0.06

Construction:

Dual Surface

Density (g/cm³):

2.20

Index of Refraction n_d:

1.458

Knoop Hardness (kg/mm²):

522

Parallelism (arcmin):

≤1

Poisson's Ratio:

0.16

Thickness (mm):

19.05 ±1.5

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

Fused Silica (Corning 7980)

Surface Quality:

60-40

Type:

Interferometry Window

Wavelength Range (nm):

200 - 2200

Young's Modulus (GPa):

Bevel:

Protective as needed

Regulatory Compliance

RoHS 2015:

Compliant

Reach 209:

Compliant

產品系列說明

提供λ//10與λ//20的表面平整度選項
通過Zygo干涉儀的認證
每個λ/20平面反射鏡，都附有校準證書
可選用面光學平面反射鏡

本雙面光學平板玻璃都經過了精密研磨和拋光處理，可達到所承諾的精度，因此反射鏡的兩面都可用於測試應用。反射鏡的兩面都經過Zygo干涉儀的測試與認證。每個光學平板玻璃出貨時都裝設於耐用的儲存箱之中，提供永久保護。而直徑76.2mm及以上的λ/20平面反射鏡都帶有校准證書。

Title	庫存號碼	價格	Buy
108.0mm Max Optic Dia., Jaw Clamp	#53-038	NT$18,117 Qty 5+ NT$16,310 Request Quote	3-5 days ×
108.0mm Max Optic Dia., Jaw Clamp and 6" Kinematic Mount	#53-040	NT$27,225 Qty 5+ NT$25,863 Request Quote	3-5 days ×
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder	#03-666	NT$3,143 Qty 10+ NT$2,829 Request Quote	3-5 days ×
19.5 - 108.0mm Optic Dia., Three-Screw Adjustable Ring Mount	#03-670	NT$2,862 Qty 10+ NT$2,582 Request Quote	3-5 days ×
75.0/76.2mm Optic Dia., Optical Cell Assembly	#36-466	NT$4,331 Qty 10+ NT$3,902 Request Quote	3-5 days ×
75.0/76.2mm Optic Dia., Optical Cell Kinematic Mount	#53-965	NT$12,210 Qty 10+ NT$11,847 Request Quote	3-5 days ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp	#16-078 New ×	NT$11,220 Qty 5+ NT$10,098 Request Quote	3-5 days ×
75.0/76.2mm Optic Dia., E-Series Kinematic Mount	#15-868 New ×	NT$6,534 Qty 10+ NT$6,204 Request Quote	3-5 days ×