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Card 763 of 9832026-09-12 issue

Observed arrival · 2026-09-12

Singing Optic’s LP01 Fiber-Mode Simulator

singing-optic.com Observed source
Editorial interest 79/100 Selection signal · not a rating of the site

A Korean-language browser simulator for analyzing multimode-fiber modes, singlemode-to-multimode coupling, beam propagation, and spectral response.

Landing page captured for the 2026-09-12 issue.

Field notes

The tool combines three stages: LP0,m root finding for a step-index multimode fiber, overlap-based launching from a separately calculated SMF LP01 field, and modal propagation to a chosen distance. Its outputs include coupling power by mode, a radial propagation heatmap, and a wavelength sweep for reinsertion loss. The page explicitly limits the displayed eigenvalue family to l=0 and notes that refractive indices remain constant across wavelength.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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singing-optic.com

Landing page observed 2026-09-12. The live site may have changed.