--- /dev/null
+.\" -*- NROFF -*-
+.TH phm2pjhelix 1
+
+.SH NAME
+phm2helix - calculate projections through a time varying phantom object.
+
+.SH SYNOPSIS
+.B phm2helix outfile ndet nview phmprog [OPTIONS]
+.SH DESCRIPTION
+\fIphm2pj\fP calculates projections through a time varying phantom
+object.
+
+.SH OPTIONS
+.TP 16
+.B \-\-outfile
+Name of output file for projections
+
+.TP 16
+.B \-\-ndet
+Number of detectors
+
+.TP 16
+.B \-\-nview
+Number of rotated views
+
+.TP 16
+.B \-\-phmfile
+Temporary phantom file name
+.RS
+.TP 16
+.B herman
+Herman head phantom
+.TP 16
+.B herman-b
+Herman head phantom (Bordered)
+.TP 16
+.B shepp-logan
+Shepp-Logan head phantom
+.TP 16
+.B shepp-logan-b
+Shepp-Logan head phantom (Bordered)
+.TP 16
+.B unitpulse
+Unit pulse phantom
+.RE
+.TP 16
+.B \-\-phmfile \fIname\fP
+Get Phantom from phantom file
+.TP 16
+.B \-\-desc
+Description of raysum
+.TP 16
+.B \-\-nray
+Number of rays per detector (default = 1)
+.TP 16
+.B \-\-rotangle
+Degrees to rotate view through (multiple of PI) (default = 1)
+.TP 16
+.B \-\-geometry
+Geometry of scanning
+.RS
+.TP 16
+.B parallel
+Parallel scan beams (default)
+.TP 16
+.B equilinear
+Equilinear divergent scan beams
+.TP 16
+.B equiangular
+Equiangular divergent scan beams
+.RE
+.TP 16
+.B \-\-focal-length
+Focal length ratio (ratio to radius of phantom) (default = 1)
+.TP 16
+.B \-\-field-of-view
+Field of view (ratio to diameter of phantom square) (default = 1)
+.TP 16
+.B \-\-trace
+Trace level to use, one of:
+.RS
+.TP
+.B none
+No tracing (default)
+.TP 16
+.B console
+Trace text level
+.TP 16
+.B phantom
+Trace phantom image
+.TP 16
+.B proj
+Trace projections
+.TP 16
+.B plot
+Trace plot
+.TP 16
+.B clipping
+Trace clipping
+.RE
+.TP 16
+.B \-\-verbose
+Verbose mode
+.TP 16
+.B \-\-debug
+Debug mode
+.TP 16
+.B \-\-version
+Print version
+.TP 16
+.B \-\-help
+Print a terse help message
+
+.SH AUTHORS
+Ian Kay, Ph.D.
+Kevin Rosenberg, M.D. <kevin@ctsim.org>
+
+.SH HISTORY
+CTSim was begun in 1983 using MS-DOS and an EGA display adapter. In
+1999 it was ported to GNU/Linux and later ported to Microsoft Windows.
+
+.SH SEE ALSO
+.BR ctsim (1), ifinfo (1), if1 (1), if2 (1), ifexport (1), phm2if (1), pj2if (1), pjrec (1), pjinfo (1)