Suitable for tilt control of both optics and mounting posts, the TECHSPEC tip-tilt stages feature a black anodized-aluminum construction and are available in three different stage sizes: 30-mm square, 40-mm square, and 70-mm square. Each size is available in a choice of English or Metric configurations. Other features include a precision micrometer drive, compatibility with other TECHSPEC Stages, two micrometer drives, one for each axis, and a tip-tilt motion up to 6°. EDMUND OPTICS INC., Barrington, NJ. (800) 363-1992.