Lighting paper using the sun's rays
Parallel light rays reflected by a mirror
Convergence and divergence
Diagram of camera showing projection of an object onto film
カメラのレンズ
Nanostructures on titanium, SEM
Euphorbia leaf surface, SEM
Chinese hibiscus pollen, SEM
Galileo Galilei, Italian astronomer
Optics of a camera with a lens
Caustic Rays Below the Sea Surface
Light rays and convex prism
Light rays and concave prism
Light rays and triangular prism
Reflected spring
Light rays and semi-circular prism
Taste buds, LM
Trichroic prism
Light passing through prism
Camera obscura used to study sunspots
Honey locust thorn, light micrograph
Camera lens
Coloured SEM of a thorn on a rose stem
Water fern leaf hairs
Carnivorous plant leaf scales, SEM
Young leaf, SEM
Stinging nettle leaf, SEM
Lantana leaf trichome, SEM
Cactus spines
Orchid petal, ESEM
Snapdragon flower petal, SEM
Flower petal, SEM
Zinnia flower petal, SEM
Rapeseed flower petal, SEM
Plant trichome, light micrograph
Venus flytrap leaf, SEM
Mollusc radula, light micrograph
Proteus amoeba, light micrograph
Activated platelets, SEM
Activated platelet, SEM
Amoeba proteus, light micrograph
Anamorphosis of Leonado drawing
James Webb Space Telescope mirror
Lens holder on an optical bench
Glass cylinder refractography
Concave lens
Light refraction with biconvex lens
Beaker refractography
Coloured SEM of wasp wing
Nanostructures on gold, SEM
Nanostructures on steel, SEM
Nanostructures on silicon, SEM
White blood cells and platelets, SEM
Binoculars under x-ray
Convex traffic mirrors at a crossroads
Visible and Infrared Survey Telescope for Astronomy, Chile
European Southern Observatory, La Silla, Chile
Illustration of a camera obscura
Light microscope stage and lenses
Light microscope and slide
Light microscope
Military optical components
Glass cube optical component
Prism and Spectrum
6 Prisms reflecting spectral colours
Prism dispersing light into spectrum
Crossed Prisms with Spectra
Single clear prism
Prism refracting visible light spectrum
Prism and Spectrum abstract
Newtonian prism arrangement
Hi Dispersion Prism
Prism and 3 Spectrums
3 Prisms with refracted sprectra
Multiple prisms with spectra
2 Prisms and refracted spectra
Prism abstract
Fresnel and Bi-Convex Lens Simulation
Zoom camera lens
Reflections
Stephan's quintet
Acanthocystis, SEM
Nettle leaf surface (Urtica dioica), SEM
Anton von Leuwenhoek, Dutch microscopist
Archimedes' burning mirror
Trompe l'oeil ceiling fresco by Andrea Pozzo, Rome, Italy
Light microscope Foreign body granuloma with hemosiderin and gia
Foreign body granuloma, light micrograph
Human tongue filiform papillae, light micrograph
Tongue, light micrograph
Taste buds, light micrograph
Circumvallate papilla, light micrograph
Tongue foliate papillae, light micrograph
Foliate papillae with taste buds, light micrograph
Very Large Telescope, Paranal Observatory, Chile
Light dispersion experiment
Bertsch Solar Microscope
Lens curvature testing
Ernst Abbe, German physicist
Portrait of Isaac Newton with spectrum
Title page of Isaac Newton's 'Opticks'
Eating an iced lolly, thermogram
Fibre optics cable
Lightship lantern tower.
Equatorial coude' refracting telescope
Tongue papillae, SEM
Diffraction experiment, simulation
Transit of Venus, 8th June 2004
Ferrofluid
Ferrofluid mixed with paint
Fimbriae of a fallopian tube, SEM
Research Microscope computer artwork
Close-up of thorns on a spiked plant, San Miguel de Allende, Guanajuato, Mexico
Microcones on silicon, SEM
Bramble (Rubus sp.) branch, X-ray
Beautiful girl working out in the gym
Etched columnar grain structure
LIGO gravitational wave detector optics
Bone marrow stem cell on cartilage, SEM
Traditional Chinese painting of woman
和風イメージ
LM of compact bone showing a Haversian system.
Filiform papillae, light micrograph
Sage leaf trichomes, SEM
Spangle galls on an oak leaf, SEM
Shigella sp. bacterium, SEM