# Low Energy Transmission Grating

> spectrometer on the Chandra X-ray Observatory

**Wikidata**: [Q1798028](https://www.wikidata.org/wiki/Q1798028)  
**Source**: https://4ort.xyz/entity/low-energy-transmission-grating


## References

1. [Source](https://chandra.harvard.edu/about/science_instruments.html)
2. [Source](https://chandra.harvard.edu/about/axaf_mission.html)
3. [Source](https://cxc.harvard.edu/proposer/POG/html/chap9.html)
4. [Source](https://cxc.harvard.edu/proposer/POG/html/chap1.html)