Explore Our Insights
Our team of Application scientists continuously creates comprehensive content to help you use and integrate our products, suggest technical improvements, and showcase our solutions for diverse applications. Browse our collection of Case studies, Application Notes, and other recent news. To stay current, subscribe to our Newsletter by clicking the button at the bottom of the page.
DCFCs for Multimodal OCT: Overcoming Integration Challenges
Application note / May 8, 2026
Discover how to use double-clad fiber couplers to combine OCT with a second modality efficiently and without sacrificing image quality.
A Guide to Double-Clad Fiber Couplers
Application note / May 1, 2026
This overview and buyer's guide outline their operating principles, types, practical considerations, and key applications.
Castor Optics × Meetoptics
News / April 22, 2026
More than 3 years of collaboration make specialized fiber optics easier to find
Mastering Light Transfer with Optical Étendue
Application note / June 26, 2025
Discover how understanding optical étendue enables the design of smarter, more efficient multimode circulators.
Atherosclerosis plaques unmasked by OCT and fluorescence using a Castor module
Case study / June 16, 2025
Improving SNR with Specialized Connectors
Application note / May 22, 2025
Our WMCs and DCFCs are now available with improved connectors for reduced return loss, with high-angle polishing or anti-reflective (AR) coating.
Photonics and Quantum in Action: Castor Optics Hits the Road This Summer
News / May 8, 2025
This summer, Castor Optics is hitting the road to connect with innovators redefining the limits of fiber optics systems design.
Photonic Lanterns
Application note / July 12, 2024
Castor Optics’ Photonic lanterns are fiber optic devices that efficiently convert and couple different spatial modes of light between a multimode and single-mode fibers.
Allowing More Sensitive and Robust Confocal Imaging Devices
Case study / December 22, 2023
Castor Optics offers a complete DCFC series optimized for confocal imaging.
Expanding Multimode Fiber-based Imaging and Sensing Capabilities
Case study / September 20, 2023
Castor Optics launches a new Wideband Multimode Circulator to expand its current product line for larger fiber core size.