Skip to main content

Optical Ruler Series

If you've stopped by Fresnel Technologies Inc's booth at a trade show, you've likely collected or seen one of our optical ruler giveaways. Each ruler features optics that showcase Fresnel Technologies’ design and manufacturing expertise. The optical elements of each individual ruler go far beyond just fresnel lenses— just like our company's capabilities!

Our optical ruler series includes four current versions. The sleeve color is specific to the Ruler version, as indicated in the picture below. Check out the optical elements and details of each Ruler. Collect them all and think FTI for all your innovative polymer optics!

RESIZE-Fresnel-Fanned Rulers

Explore our optical ruler collection.

RESIZE-V1 White Fresnel Ruler

Ruler V1



Cylindrical Fresnel lens
Hexagonal microlens array
Constant groove depth Fresnel
Aspheric lens, 36mm FL 18mm diameter

RESIZE-V2 Blue Fresnel Ruler

Ruler V2



Bi-Directional Variable Pitch Prism Array
Spiral Microlens Array
Spherical Vs. Aspherical
RESIZE-V3 Red Fresnel Ruler

Ruler V3



Grating 532nm-Prism Array-Grating 650nm
Crossed-Cylindrical Lens
f/1 Cylindrical Fresnel Lens
f/1 (Round) Fresnel Lens

RESIZE-V4 Green Fresnel Ruler

Ruler V4

Fresnel Technologies-Ruler Sleeve V4-01


Sinusoidal Lenticular Array
Anamorphic Fresnel Lens
Gaussian Diffuser, DIFF_RND_0.2_R
Spiral Microlens Array

Collect Them All

Want to test our the rulers for yourself? Fill out the form to receive one ruler or a complete set by mail! 


Fresnel Technologies

Fresnel Technologies, Inc. specializes in the design and manufacturing of molded plastic Fresnel lenses, molded polymer optics in general, and infrared-transmitting optical materials. We offer design assistance, diamond machining, prototyping, tooling, and production. Stock or custom, we’re your optics partner.

Privacy Policy

Contact Us

101 W. Morningside Drive
Fort Worth, TX 76110

Phone: (817) 926-7474