AstroComb
The most precise calibration system for astronomical spectrographs.
Collaborative Integration
Turn-key system with seamless integration and operation
Precise Line Spacing
Regular spacing for accurate spectrograph performance
High Velocity Resolution
Radial velocity resolution better than 2.5 cm/s
Tunable Line Positions
Adjustable lines to illuminate each spectrograph CCD pixel
Uniform Output Spectrum
Spectrum adaptable to spectrograph sensitivity
Atomic Clock Stability
Reference frequency with long-term and short-term stability
Specifications
AstroComb | |
Optical Output Spectrum | VIS: 450 – 1000 nm* NIR: 1.0 – 2.3 µm* |
Mode Spacing | 10 – 25 GHz* |
Accuracy | 3 × 10−14 in 100 s** |
Stability | 1 × 10−12 in 1 s** |
Optical Power per Spectral Line | > 10 nW after spectral flattening (at 18 GHz mode spacing) |
- * Others available on request
- ** Or same as reference, whichever applies first
Menlo Systems’ continuing expertise
Menlo Systems’ expertise and continuing research interests in the field of astronomy are reflected in numerous co-authorships of its customers’ scientific publications. The company’s technological competence is demonstrated by proprietary patents.
Data
Output spectrum of a visible AstroComb, before and after spectral flattening:
Output spectrum of an infrared AstroComb, before and after spectral flattening:
Our Expert
Ordering Information
Product Code:
AstroComb
