Presentation
14 June 2023 Multiband optics and materials
Author Affiliations +
Abstract
NRL is developing new materials that transmit across wide wavelength ranges. MILTRAN is a new rugged optical ceramic that transmits visible through LWIR and is 3.5 times harder than ZnS. With a negative dn/dT, it is well suited as an internal lens element. NRL-series moldable glasses transmit SWIR through LWIR and may be bonded to each other in an adhesive-free thermal process. NRL-200-series glasses transmit visible through MWIR and expand the glass map for multispectral lens designs. These new materials enable greater flexibility for designers of lenses for advanced defense applications and potentially reduce the size, weight and cost of next-generation optics. This paper will discuss new optical materials, their properties and the advantages of using NRL materials in optics designs.
Conference Presentation
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Daniel J. Gibson, Adam Floyd, Joshua Gild, Shyam Bayya, Vinh Nguyen, Daniel Rhonehouse, Jasbinder Sanghera, Jonathan Koerber, and Gregory Forcherio "Multiband optics and materials", Proc. SPIE 12530, Advanced Optics for Imaging Applications: UV through LWIR VIII, 125300G (14 June 2023); https://doi.org/10.1117/12.2668366
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KEYWORDS
Glasses

Lens design

Long wavelength infrared

Ceramics

Defense and security

Mid-IR

Optical design

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