holophotal वाक्य

उदाहरण वाक्य

1. A first order holophotal lantern with an estimated cost of ?, 900 was ordered in 1891.
2. The original lens was a Chance Brothers, sixteen sided, dioptric, holophotal, Fresnel lens, with a characteristic of one eight second white flash every minute ( L Fl W . 60s ), visible for.