https://www.edmundoptics.in/p/15mm-dia-040-numerical-aperture-swir-coated-high-precision-aspheric-lens/49435/
15mm Dia., 0.40 Numerical Aperture, 900-1700nm Coated, Precision Aspheric Lens
TECHSPEC Precision Aspheric Lenses feature a 0.4λ RMS aspheric figure error and high numerical apertures. ✓ Shop now with Edmund Optics!
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https://www.edmundoptics.com.tw/p/40mm-dia-050-numerical-aperture-350-700nm-coated-inked-high-precision-aspheric-lens/46217/
40mm Dia., 0.50 Numerical Aperture, 350-700nm Coated, Inked, High Precision Aspheric Lens
TECHSPEC 精密非球面透鏡具備 0.4λ RMS 非球面形狀誤差和高數值孔徑。 ✓ 立刻在 Edmund Optics 進行選購吧!
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https://www.edmundoptics.com.au/p/25mm-dia-066-numerical-aperture-nir-coated-aspheric-lens/9460/
25mm Dia., 0.66 Numerical Aperture NIR Coated, Aspheric Lens
TECHSPEC Lenses used in optics and photonics applications are available at Edmund Optics.
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https://pure.bit.edu.cn/en/publications/optimization-of-double-bottom-antireflective-coating-for-hyper-nu/
Optimization of double bottom antireflective coating for hyper numerical aperture lithography -...
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https://www.calculatorcollection.org/en/calculators/optics/fiber-optic-numerical-aperture/
Fiber Optic Numerical Aperture Calculator — Optics
Calculate numerical aperture and acceptance angle for optical fibers. Essential for fiber optic system design.
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