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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

Steinheil 三片式消色差透鏡

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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。

一般規格

Centering (arcmin):
<3
Bevel:
Protective bevel as needed
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
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
Wavelength Range (nm):
400 - 700

產品

Dia. (mm) EFL (mm) BFL (mm) CT (mm)  Substrate   Coating   比較   庫存號碼   價格  Buy
6.25 12.50 8.94 9.00 N-BASF64 / N-BK7 / N-BASF64 MgF2 (400-700nm)
9.00 18.00 12.85 12.96 N-BASF64 / N-BK7 / N-BASF64 MgF2 (400-700nm)
12.50 25.00 17.82 18.00 N-BASF64 / N-BK7 / N-BASF64 MgF2 (400-700nm)
25.00 50.00 40.60 25.80 N-LASF45 / N-BK7 / N-LASF45 MgF2 (400-700nm)

Technical Information

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