Low-NA Aspheres
Product configurator
a|Low-NA Aspheres
Our N-BK7 aspheres are available with a focal length-diameter-ratio (f/d) of 2.0 and are particularly suitable for laser applications. Some diameters of the a|Low-NAs are also available with high-precision optical mounts.
a|Low-NA Aspheres at a glance:
- Outstanding surface form deviation up to RMSi ≤ 0.1 µm
- Long focal length (f/d 2.0)
- Available with 3 standard coatings (customized coatings on request)
- Laser induced damage threshold: 12 J/cm², 100 Hz, 6 ns, 532 nm (For higher laser power applications please request a V-Coating. Contact us for an individual offer.)
- RoHS compliance
- Off-the-shelf delivery for short lead times
Coating options*
AR-Coatings |
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A: RMAX <1.0%, RAVG ≤0.4%, 400-600 nm, AOI=0° |
B: RMAX <1.0%, RAVG ≤0.4%, 600-1050 nm, AOI=0° |
C: RMAX <1.0%, RAVG ≤0.4%, 1000-1600 nm, AOI=0° |
* Custom coatings available upon request.
Data sheets & downloads
📎 StockOptics Catalog Europe 2024
📎 StockOptics Catalog North America 2024
📎 Data sheet Low-NA Aspheres
📎 Design-Files Aspheres
📎 Coating curves Aspheres
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