Colusa Science home page

Thank you for visiting Colusa Science. We specialize in eyepiece reticles (also known as graticles or graticules) and stage micrometers, offering a huge selection of standard designs, all made in the USA. We can also help you design a custom solution to address your specific challenge as we have extensive experience in this field. We can help you anticipate and avoid potential problems you may not have considered. Our advice is free and generous, so don't hesitate to contact us. Additionally, we offer NIST traceable ISO/IEC17025:2017 calibration services for your stage micrometers and reticles.

PLEASE NOTE: our reticles and stage micrometers are listed, and can be ordered, on the The Microscope Depot web site. Please click below to be directed to the proper web page, or feel free to give us a call.

Click for Colusa Science products on

800-830-1885 • 530-309-0780 •