Product added to cart

25.4mm Dia x 101mm FL, Germanium Meniscus Lens

×
Stock #63-295 Clearance 5-7 Days
×
Quantity Selector - Use the plus and minus buttons to adjust the quantity. +
NT$2,553
Qty 1+
NT$2,553
Volume Pricing
Request Quote
下載產品資料
Diameter (mm):
25.40 +0.00/-0.13
Effective Focal Length EFL (mm):
101.00
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Germanium (Ge)
f/#:
3.98
Numerical Aperture NA:
0.13
Coating:
Uncoated
Type:
Meniscus Lens
Wavelength Range (nm):
2000 - 14000
Center Thickness CT (mm):
3.00
Center Thickness Tolerance (mm):
±0.2
Centering (arcmin):
<3
Clear Aperture (%):
90.00
Edge Thickness ET (mm):
2.70
Effective Focal Length EFL @ 10.6μm (mm):
100.00
Effective Focal Length EFL @ 12μm (mm):
99.60
Effective Focal Length EFL @ 2.94μm (mm):
98.20
Effective Focal Length EFL @ 5.0μm (mm):
99.20
Focal Length Specification Wavelength (μm):
10.6
Focal Length Tolerance (%):
±2 @ DWL
Radius R1 (mm):
161.06
Radius R2 (mm):
106.15
Surface Accuracy:
λ/20
Surface Quality:
60-40
Wavelength Range (μm):
2 - 14

Regulatory Compliance

RoHS:
Certificate of Conformance:

產品系列說明

  • 高折射率
  • 低色散使色差相對變低
  • 平凸(PCX)或彎月設計

鍺(Ge)透鏡非常適用於中紅外(MWIR)和遠紅外(LWIR)應用,包括熱成像、光譜或FLIR。此外,鍺的努氏硬度為780,因此鍺透鏡也是惡劣環境下的理想之選。由於鍺會發生熱逸散現象,即穿透率會隨著溫度的上升而下降,因此鍺透鏡必須在溫度低於100°C下的環境中使用。此外,在設計用於重量敏感系統的產品時,應將鍺的高密度(5.33 g/cm3)考慮在內。

彎月透鏡為凹凸透鏡。有外凸鏡面和內凹鏡面。如果向外弧度大於向內弧度,則透鏡具有正焦距且可用作放大鏡。

 
Sales & Expert Advice
 
or view regional numbers
Easy-to-Use
QUOTE TOOL
enter stock numbers to begin