Frontiers in Optics + Laser Science 2022 (FIO, LS),
Journal Year:
2024,
Volume and Issue:
unknown, P. JTu5A.59 - JTu5A.59
Published: Jan. 1, 2024
Customizable,
non-diffracting
light
modes
are
dynamically
generated
using
a
modified
HOBBIT
system.
Amplitude
control
is
realized
to
create
the
intensity
distributions,
allowing
for
highly
complex
structured
that
tailorable
desired
functions.
Optics Express,
Journal Year:
2024,
Volume and Issue:
32(17), P. 30076 - 30076
Published: July 29, 2024
We
customized
light
speckle
fields
with
both
super-bunching
and
non-diffracting
properties,
accordingly
named
as
the
super-bunching,
(SP-ND)
fields,
by
introducing
pupil
function
of
a
ring
aperture
azimuthally
correlated
phases
in
vertically
opposite
angles.
Calculating
ghost
imaging
based
on
SP-ND
was
demonstrated
to
be
higher
visibility,
spatial
resolution
larger
depth
field
than
that
conventional
such
pseudo-thermal
fields.
Interestingly,
speckles
are
also
self-healing
capability
respect
not
only
intensity
distribution
but
high-order
coherence
properties.
Therefore,
even
when
seriously
disturbed,
for
example,
blocked
partially
an
opaque
obstacle,
images
able
reconstructed
once
object
is
placed
self-healed
Optics Express,
Journal Year:
2024,
Volume and Issue:
32(20), P. 34966 - 34966
Published: Aug. 28, 2024
This
paper
presents
a
scheme
exploiting
uniform
circular
frequency
diverse
array
(UC-FDA)
of
optical
beamlets
to
realize
non-diffracting
beams
with
unprecedented
switching
rates
in
orbital
angular
momentum
(OAM).
The
diversity
property
the
system
is
result
using
an
acousto-optic
deflector
(AOD)
generate
on
circle
which
tags
each
beamlet
different
frequencies.
nature
generated
examined
along
generation
arbitrary
time-dependent
amplitude
structures
local
phase
control
inherent
architecture.
resulting
can
dynamically
change
OAM
at
rate
20
ns
per
integer
maximum
range
m
=
±64
over
2.56
µs.
Frontiers in Optics + Laser Science 2022 (FIO, LS),
Journal Year:
2024,
Volume and Issue:
unknown, P. JTu5A.59 - JTu5A.59
Published: Jan. 1, 2024
Customizable,
non-diffracting
light
modes
are
dynamically
generated
using
a
modified
HOBBIT
system.
Amplitude
control
is
realized
to
create
the
intensity
distributions,
allowing
for
highly
complex
structured
that
tailorable
desired
functions.