Skip to content
Stan’s Legacy
Sign in

(25) · also written as a run, 25a xxx 25n

Light Rays

Where it is first named

… 283, the incoming light rays 24a xxx 24n (80° arc) and 28a xxx 25n (80° arc) passes through the light-steering lenses 22a xxx 22n and 21a xxx 21n are transmitted as light rays 26 and 26a to a focal region 27.
— Light Guide Lens

How it is written

  • (light rays 25) 1×
  • (light rays 25n) 1×

25a xxx 25n is Meyer's shorthand for a run of the same thing: 25a is the first, 25n the last, and the x's stand for however many lie between. Every stage of the run is this one numeral.

Drawings 22

Where it is named · 2

Light Guide Lens 2×

  1. light rays (light rays 25n)

    … 283, the incoming light rays 24a xxx 24n (80° arc) and 28a xxx 25n (80° arc) passes through the light-steering lenses 22a xxx 22n and 21a xxx 21n are transmitted as light rays 26 and 26a to a focal region 27.

    Read it there → · on Figure (283)

  2. light rays (light rays 25)

    … 278 and light rays 24 and 25 of FIG. …

    Read it there → · on Figure (283)