SMR Summer Savings!

  • Save up to 40% on your SMR purchases!

  • Measure all Summer long with API’s SMRs. Get steep discounts on all your orders. The more you buy, the more you save!

  • API's break resistant Spherically Mounted Retroreflector (SMR)s are constructed with a one-piece optic, eliminating risks associated with glass panels shifting, separating or fracturing. Our SMRs can track over 80m with optical centering accuracy down to ± 2.5 microns offering high accuracy line of sight measurement.

  • Our SMRs are available in a range of sizes from .5” to 1.5”, with different options for hollow-core, prismatic, and precision measurement available.

  • Our SMRs work with all tracker brands.

  • Orders of 10 or more SMRs will receive free SMR certification within 1 year.
*Price and Promotional Materials may vary by region.