LK5 (LZOS)

Glasses, oxides and dielectrics supplier-datasheet Supplier: LZOS

1 dataset, together covering 0.365–2.325 µm. Default: LK5.

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Datasets

LK (Light crown)

LK5 n 0.365–2.325 µm default

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# LK5 (LZOS): LK5
lzos_lk5 = ls.fetch_refractiveindex("specs", "LZOS-optical", "LK5", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(lzos_lk5.range_nm)  # (365, 2325.4) nm
eps = lzos_lk5.eps([633])  # complex permittivity

Downloads the original record once (pinned to the imported snapshot) and caches it.

import json, urllib.request
import lightsmith as ls

url = "https://materials.lightsmith.dev/v1/datasets/ds_7388f1603fef/lightsmith"
lzos_lk5 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(lzos_lk5.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (lzos-lk5/lzos).

# ... load lzos_lk5 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=lzos_lk5)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=400, stop_nm=1000, num=81),
)
res = ls.solve(sim)  # exact Mie for a sphere
print(res.q_ext)     # extinction efficiency at each wavelength

Same spec runs with DDA, FDTD, BEM or T-matrix: ls.compare(sim, ["mie", "dda"]).

Materials guide Open a sphere of it in Studio Quick start Ask the community

Lightsmith is open source (MIT): Mie, T-matrix, BEM, DDA, FDTD, RCWA, TMM, mode solvers and inverse design behind one spec, on CPU or GPU. GitHub.

About LK5 (LZOS)

Lytkarino Optical Glass Factory (LZOS) is a Russian company specializing in the production of high-quality optical glass and optical components. Located in Lytkarino, near Moscow, the factory has a rich history dating back to the Soviet era and has been a key player in the Russian optics industry. LZOS produces a broad range of optical materials, including various types of crown and flint glasses, which are used in telescopes, microscopes, and other high-precision optical systems. The company is known for its meticulous quality control and rigorous manufacturing standards, attributes that have garnered it both domestic and international clientele. Over the years, LZOS has expanded its capabilities to include not just the manufacturing of optical glass, but also the development and production of complex optical systems, such as lenses and mirrors for astronomical observatories. With a reputation for technical excellence, Lytkarino Optical Glass Factory is a respected name in the global optics community, providing specialized solutions for projects that demand the highest levels of optical performance and reliability.

Other names: LK5

API: /v1/materials/mat_370932018517 · slug lzos-lk5