Keeping your deposition temperature as low as possible prevents tube shrinkage AND prevents water from moving toward the core, which will cause absorptions in the final fiber measurements. Adding dopants such as phosphorous and fluorine reduce the required deposition temperature.

Additional resources from the FOC team include:

Have questions about this FOC Tip?

Contact FOC with questions at: (800) 473-4237 / 508-992-6464 or email: FiberOpticCenter@focenter.com and we will respond ASAP.

FiberOpticCenter@focenter.com 

Additional articles from our preform fabrication consultant include:

FOC Technical Experts

About FOC Technical Experts

Fiber Optic Center has a team of cable assembly experts with decades of years of technical experience in the field. This team contributes to the FOC blog articles, technical tips, product videos and FAQs.