‘I am going to apply what is called the catoptric test.    From Wordnik.com.  [New Grub Street] Reference

This 'catoptric' form of apparatus is still to some extent employed in our lighthouse-service, but for a long time past it has been more and more displaced by the great lenses devised by the illustrious Frenchman, Fresnel.    From Wordnik.com.  [Fragments of science, V. 1-2] Reference

The eleven guardsmen who lined the seat astern, fading like so many ghosts into its pointille upholstery, owed their near invisibility to the catoptric armor of my own Praetorians; and I soon realized they were my own Praetorians in fact, their armor, and what was more important, their traditions having been handed down from this unimaginably early day to my own.    From Wordnik.com.  [The Urth of the New Sun]

The lantern consists of a brilliant catoptric fixed light, produced by nineteen Argand lamps.    From Wordnik.com.  [A Yacht Voyage Round England] Reference

Each of the white towers is sixty-one feet high, and contains a brilliant fixed catoptric or reflecting light.    From Wordnik.com.  [A Yacht Voyage Round England] Reference

The floating lights of England are illuminated by means of lamps with metallic reflectors, on what is styled the catoptric system.    From Wordnik.com.  [The Floating Light of the Goodwin Sands] Reference

In dilating the pupil with the extract, preliminary to an examination of a diseased eye by the catoptric test, I have repeatedly found it to allay supra-orbital pains.    From Wordnik.com.  [Resources of the Southern Fields and Forests, Medical, Economical, and Agricultural. Being also a Medical Botany of the Confederate States; with Practical Information on the Useful Properties of the Trees, Plants, and Shrubs] Reference

"But to return to the catastrophe of the Socratics:" By the time that the philosophical experiments in 'diving without hydraulics' had cleaned me entirely out, it was suggested that any thing in the shape of a loan would be desirable; they were not nice -- not they; a pair of globes; a set of catoptric instruments; an electrical apparatus; a few antique busts; or a collection of books for the library; -- any old rum, as.    From Wordnik.com.  [Real Life In London, Volumes I. and II. Or, The Rambles And Adventures Of Bob Tallyho, Esq., And His Cousin, The Hon. Tom Dashall, Through The Metropolis; Exhibiting A Living Picture Of Fashionable Characters, Manners, And Amusements In High And Low Life (1821)] Reference