Photos and Descriptions of ESI Holders  
1648: alignment fixture   1649: 4x4 inch dual holder (unanodized)   1650: facility filter holder with pinhole installed   1651: empty unanodized frame   1652: fixture to hold Davison collimation telescope   1653: 4x4 inch dual holder (unanodized)   1654: alignment laser fixture   1655: 4x4 inch subfield blocker   1656: 2x2 inch triple holder   1657: 2x2 inch triple holder   1658: Echelle slits   1659: 0.75 arcsec Low-D slit   1660: 1.0 arcsec Low-D slit   1661: 6 arcsec Low-D slit   1662: filter   1663: filter   1664: filter   1665: filter   1666: 2x2 sub-field blocker   1667: 4x4 inch dual holder   1668: echelle slit decker   1669: Ellis R filter (full field)

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ESI Master
21 December 2000