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Exhibit 24.2
POWER OF ATTORNEY
The undersigned, a director of Corvis Corporation, a Delaware corporation
(the "Corporation"), does hereby constitute and appoint David R. Huber, Kim D.
Larsen and Anne H. Stuart, and each of them severally, his true and lawful
attorney-in-fact with power of substitution and resubstitution to sign in his
name, place and stead, in any and all capacities, to do any and all things and
execute any and all instruments that the attorney may deem necessary or
advisable under the Securities Act of 1933, and any rules, regulations and
requirements of the Securities and Exchange Commission in connection with this
registration statement, including specifically, but without limiting the
generality of the foregoing, the power and authority to sign his name in his
capacity as a member of the board of directors of the Corporation, the
registration statement and/or any other form or forms as may be appropriate to
be filed with the Securities and Exchange Commission as any of them may deem
appropriate in respect of the common stock of the Corporation, to any and all
amendments thereto, including post-effective amendments, to such registration
statement, to any related Rule 462(b) registration statement and to any other
documents filed with the Securities and Exchange Commission, as fully for all
intents and purposes as he might or could do in person, and hereby ratifies and
confirms all that said attorneys-in-fact and agents, each acting alone, and his
substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
/s/ Frank M. Drendel
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Frank M. Drendel
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POWER OF ATTORNEY
The undersigned, a director of Corvis Corporation, a Delaware corporation
(the "Corporation"), does hereby constitute and appoint David R. Huber, Kim D.
Larsen and Anne H. Stuart, and each of them severally, his true and lawful
attorney-in-fact with power of substitution and resubstitution to sign in his
name, place and stead, in any and all capacities, to do any and all things and
execute any and all instruments that the attorney may deem necessary or
advisable under the Securities Act of 1933, and any rules, regulations and
requirements of the Securities and Exchange Commission in connection with this
registration statement, including specifically, but without limiting the
generality of the foregoing, the power and authority to sign his name in his
capacity as a member of the board of directors of the Corporation, the
registration statement and/or any other form or forms as may be appropriate to
be filed with the Securities and Exchange Commission as any of them may deem
appropriate in respect of the common stock of the Corporation, to any and all
amendments thereto, including post-effective amendments, to such registration
statement, to any related Rule 462(b) registration statement and to any other
documents filed with the Securities and Exchange Commission, as fully for all
intents and purposes as he might or could do in person, and hereby ratifies and
confirms all that said attorneys-in-fact and agents, each acting alone, and his
substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
/s/ Joseph R. Hardiman
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Joseph R. Hardiman
