Mark C. Willingham

Headwall Photonics, Inc. designs and manufactures diamond-turned and original diffraction gratings including original planar, aberration-corrected concave and convex, and Rowland circle gratings in standard and custom formats. It specializes in the alignment and packaging of these gratings to deliver ruggedized spectral modules for OEM applications. The firm provides services for the analytical, life sciences and medical, and telecommunications industries. The company was founded by David Bannon and Larry Barstow in May 2003 and is headquartered in Fitchburg, MA.

Headwall Photonics, Inc. designs and manufactures diamond-turned and original diffraction gratings including original planar, aberration-corrected concave and convex, and Rowland circle gratings in standard and custom formats. It specializes in the alignment and packaging of these gratings to deliver ruggedized spectral modules for OEM applications. The firm provides services for the analytical, life sciences and medical, and telecommunications industries. The company was founded by David Bannon and Larry Barstow in May 2003 and is headquartered in Fitchburg, MA.

Headwall Photonics, Inc. designs and manufactures diamond-turned and original diffraction gratings including original planar, aberration-corrected concave and convex, and Rowland circle gratings in standard and custom formats. It specializes in the alignment and packaging of these gratings to deliver ruggedized spectral modules for OEM applications. The firm provides services for the analytical, life sciences and medical, and telecommunications industries. The company was founded by David Bannon and Larry Barstow in May 2003 and is headquartered in Fitchburg, MA.

Headwall Photonics, Inc. designs and manufactures diamond-turned and original diffraction gratings including original planar, aberration-corrected concave and convex, and Rowland circle gratings in standard and custom formats. It specializes in the alignment and packaging of these gratings to deliver ruggedized spectral modules for OEM applications. The firm provides services for the analytical, life sciences and medical, and telecommunications industries. The company was founded by David Bannon and Larry Barstow in May 2003 and is headquartered in Fitchburg, MA.

Headwall Photonics, Inc. designs and manufactures diamond-turned and original diffraction gratings including original planar, aberration-corrected concave and convex, and Rowland circle gratings in standard and custom formats. It specializes in the alignment and packaging of these gratings to deliver ruggedized spectral modules for OEM applications. The firm provides services for the analytical, life sciences and medical, and telecommunications industries. The company was founded by David Bannon and Larry Barstow in May 2003 and is headquartered in Fitchburg, MA.