These products are available to eye professionals only
Faxable order form
Fresnel Trial Sets
NEW DESIGN -
Available with or
without handle
Unique thin trial
prisms allow
accurate testing of
large ocluarmotor
imblances in the
trial frame
A simple yet effective
test designed for
stereopsis screening
in children.

NO GLASSES NEEDED
Transparent Occlusion Paddle
Opaque occluder on
the handle for cover
testing.

Great tool for teaching
or showing parent eye
movement.
Spielmann Translucent
Occlusion Paddle
Occlude the eye to
~20/300 yet easliy
see the eye behavior
during eye cover
testing.
Lang Fixation
Stick & Cube
Handy fixation
targets to maintain
interest & fixation.

Can be used with
Lang Stereotest.
Bangerter Foil Bar
Quickly determine
the proper occlusion
foil needed for use
in the treatment of
amblyopia and
diplopia
Helveston Pediatric Color
Acuity Chart
This simple test
will assure the
parent that the
child can see
the colors they
will be called on
to distinguish in
school
Our office hours are 7:30 am to 4:00 pm cst M-F

  • 1-800-544-4760
  • 1-952-496-0432
  • 1-952-403-7900 -fax

Fresnel Prism & Lens Co.
6824 Washington Ave.S
Eden Prairie, MN  55344
email:  fresnelpnl@aol.com
Diagnostic Products - Click on product name for more information
Pediatric
Trial Frames
Light weight for
children.

2 PD sizes
2 Temple Styles
Maddox Rod
Trial Rings
 Available either
Red or Green

Standard 35 mm to
fit trial rings or
trial frames
Lang Stereotests – I & II