OPTICKS.

10th Day. Experiments to demonstrate, that in the Rays of Light the Angle

of Incidence is equal to the Angle of Reflection in all Sorts of Surfaces.

The Method of tracing the reflected Rays of Light from Plain, Convex,

Concave, and Cylindrical Superficies, with all their wonderful Properties

and Uses, shew'd and explain'd.

11th—Sir _Is. Newton_'s Reflecting Telescope exhibited, and its

Construction explained; together with some Specimens of its Uses in

observing the Planets and Fixed Stars.

12th—Experiments to shew the Manner of Refraction.

The Sines of the Angles of Incidence and Refraction, shewn to be (at all

Degrees of Incidence) in a constant Proportion to each other.

An Instrument to measure the Refraction of Fluids.

The Method of tracing the Refracted Rays of Light thro' Plain, Convex, and

Concave Superficies.

13th—An artificial Eye, in which all the Coats and Humours are curiously

represented.

The Dissection of the Eye.

The Explication of Vision by the naked Eye, deduced from Experiments.

14th—All the Effects, Properties, and Uses of Plain, Convex, and Concave

Glasses, both single and combin'd in Telescopes and Microscopes, shew'd

and explain'd.

Several Kinds of Microscopes and Telescopes, with the Manner of applying

them to their respective Objects; together with a Specimen of the Uses of

such Microscopes and Telescopes.

A Multiplying Glass.

The Magick Lanthorn.

15th—A particular _Apparatus_ to manifest and measure the Refraction of

Air.

The _Camera Obscura_.

The Theory of Light and Colours, as delivered by Sir _Isaac Newton_,

demonstrated by several of his principal Experiments.

The Archbishop of _Spalato_'s Experiment, which discovered the Cause of

the Rainbow.

Monsieur _Hugen_'s Experiments, which discover the Causes of Halo's, of

the Mock Suns and Moons, and of inverted Rainbows.

Experiments concerning the blending and Production of Colours by Motion.

A Course of Mechanical, Magnetical, Optical, Hydrostatical and Pneumatical Experiments perform'd by Francis Hauksbee, and the Explanatory Lectures read by William Whiston, M.A. · 第 3 / 21 题