Name: 3" Dia. λ/10 Fused Silica Dual Surface Flat
Brand: TECHSPEC
SKU: 43-428
Price: NT$25,900

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

Specifications

概況

Type:

Interferometry Window

物理和機械特性

Clear Aperture CA (mm):

68.60

Diameter (inches):

3.00 ±0.04

Diameter (mm):

76.20 ±1.0

Thickness (inches):

0.75 ±0.06

Thickness (mm):

19.05 ±1.5

Parallelism (arcmin):

Bevel:

Protective as needed

Construction:

Dual Surface

Edges:

Fine Ground

Poisson's Ratio:

0.16

Young's Modulus (GPa):

Knoop Hardness (kg/mm²):

522

光學特性

Coating:

Uncoated

Fused Silica

Index of Refraction (n_d):

1.458

Surface Quality:

60-40

Abbe Number (v_d):

67.8

Wavelength Range (nm):

200 - 2200

Surface Flatness (P-V):

λ/10

材料特性

Density (g/cm³):

2.20

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)

Regulatory Compliance

RoHS 2015:

Compliant

Reach 209:

Compliant

Certificate of Conformance:

View

產品概覽

可選λ/10 與λ/20表面平面度
各 λ/ 20平面度，76.2mm以上尺寸包含校準證書
在接觸式測量應用中有著較長的使用壽命
可選用單面光學平面反射鏡

TECHSPEC^® 精密雙面光學平板的兩個表面均經過精密研磨和拋光，每個面均達到標稱精度規格，因此任一表面均可用於測試應用。雙面均經過Zygo 干涉儀測試和認證。每個光學平板都裝於結實耐用的儲存盒中，以長久提供保護作用。TECHSPEC^® 精密雙面光學平板的指定平面度為 λ/20，尺寸為 76.2mm以上，隨貨附贈校準報告。這些雙面光學平板沒有鍍膜。直徑從 25.40mm 到 304.80mm 不等。

成像鏡頭選擇器

Frequently Purchased Together

Compatible Mounts

Title	Type	庫存號碼	價格	Buy
19.5 - 108.0mm Optic Dia., Three-Screw Adjustable Ring Mount	Fixed	#03-670	NT$3,710 Request Quote	5-7 Days ×
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder	Fixed	#03-666	NT$3,920 Request Quote	5-7 Days ×
75.0/76.2mm Optic Dia., E-Series Kinematic Mount	Adjustable - Tip-Tilt	#15-868	NT$7,665 Request Quote	5-7 Days ×
75.0/76.2mm Optic Dia., Optical Cell Assembly	Fixed	#36-466	NT$7,910 Request Quote	5-7 Days ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp	Fixed	#16-078	NT$13,405 Request Quote	5-7 Days ×
75.0/76.2mm Optic Dia., Optical Cell Kinematic Mount	Adjustable - Tip-Tilt	#53-965	NT$19,250 Request Quote	5-7 Days ×
108.0mm Max Optic Dia., Jaw Clamp	Fixed	#53-038	NT$26,775 Request Quote	5-7 Days ×
108.0mm Max Optic Dia., Jaw Clamp and 6" Kinematic Mount	Adjustable - Tip-Tilt	#53-040	NT$39,900 Request Quote	5-7 Days ×