refractive-index

An underwater visual inertial odometry with online refractive index estimation method based on ROVIO to enable reliable state estimation without camera calibration in water.

Underwater Dataset for Visual-Inertial Methods and data with transitioning between multiple refractive media.

Nelly is a package for extracing refractice indices and conductivities from time-domain terahertz spectroscopy data

Ray trace ellipsoid-shaped domes. Find intersection points and refract/reflect according to the refractive indices.

Software for calculating the refractive index of different compounds using Kramers Kronig relations

Unit-aware Python toolkit for optical materials, refractive-index data, dispersion models, Fresnel interfaces, and thin-film stacks.

Python library for spheres in quantitative phase imaging

Modified transfer matrix method (MTMM) for extracting the optical constants from terahertz time-domain spectroscopy data.

Code for "Measuring complex refractive index through deeplearning-enabled optical reflectometry"

Python package for calculating refractive index dispersion of various materials used in the field of nonlinear/ultrafast optics.

A python module for computing the lateral shift due to atmospheric refraction

manipulation and analysis of phase microscopy data

The SWD dataset is the new image dataset in order to underwater distortion estimation and correction. Images were collected in water of various salinity. New dataset includes 662 underwater photos of calibration chessboard, for each image all corners of the chessboard squares were manually marked.

Nicholson-Ross-Weir (NRW) method in python for calculating refractive index, permittivity and permeability from scattering parameters (S11/S21).

A MATLAB simulation of the trajectory of light waves as they travel in and out of mirages. This simulation helps give an intuition behind why in hot days there is a "reflection" illusion of the surrounding; which one may observe on roads.

Create light sources and setup lenses and watch ray tracing happen real time! Intended for educational purposes only.

Windows desktop app for thin-film thickness and optical-constants (n,k) estimation from transmission spectra.

从反射光谱反推多层光学薄膜厚度，并从生产记录里找出系统性偏差规律 · Infer multilayer thin-film thickness from reflectance spectra (single-file, offline)

Physical modeling of complex refractive index (n + ik) and light-matter interactions from atomic electron orbitals.

Python interface for data on refractiveindex.info