Documentation

[Rainbowline]

Echelle Grating

[Echelle Grating] [Echelle Grating]

Basic Data

ManufacturerMilton Roy (USA)
Master35.13.44.401
Date1976
Grooves/mm79
Blaze Angle63.4 deg (R2)
Size320 x 165 x 50 mm
Useful Area306 x 154 mm

Efficiency

The efficiency was measured at ESO in 1996 and givees an almost constant value of 73% over the range from 300-1000 nm. [Echelle Efficiency] [Rainbowline]

[INDEX]

[Rainbowline]

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Last modified: Fri Jan 26 12:14:52 MET 2001