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TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

9mm Dia x 18mm EFL Steinheil Triplet Achromatic Lens

Stock #47-674
NT$3,582
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Qty 1-5
NT$3,582
Qty 6
NT$2,866
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Diameter (mm):
9.00 +0.0/-0.025
Effective Focal Length EFL (mm):
18.00
Focal Length Tolerance (%):
±1
Back Focal Length BFL (mm):
12.85
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<3
Center Thickness CT (mm):
12.96
Center Thickness A (mm):
7.2
Center Thickness B (mm):
2.88
Center Thickness Tolerance (mm):
±0.3
Radius R1 (mm):
11.25
Radius R2 (mm):
5.89
Radius R3 (mm):
-5.89
Radius R4 (mm):
-11.25
Edge Thickness ET (mm):
11.08
Substrate:
Surface Quality:
40-20
f/#:
2.00
Numerical Aperture NA:
0.25
Coating:
MgF2 (400-700nm)
Coating Specification:
Ravg ≤1.75% @ 400 - 700nm
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Bevel:
Protective bevel as needed
Type:
Achromatic Triplet Lens
Wavelength Range (nm):
400 - 700

Regulatory Compliance

RoHS 2015:
Reach 197:

產品系列說明

TECHSPEC® Steinheil 三片式消色差透鏡是專為 1:1 共軛比率所設計,並透過對稱性校正像差。Steinheil 三片式消色差透鏡是在兩個相同的高折射率外元件之間,黏合一個低折射率元件製作而成。每個透鏡會在增場時,以合理的像差校正漸漸接近 f 值。相較於傳統 Steinheil 透鏡設計,TECHSPEC® Steinheil 三片式消色差透鏡採用小直徑,可安裝在較小的空間中。Steinheil 三片式消色差透鏡適用於中繼系統。

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