Caustic Rays Below the Sea Surface
Woman’s Face Underwater with Air Bubbles
Parallel light rays reflected by a mirror
Spherical aberration
Boys underwater
Convergence and divergence
カメラのレンズ
Young woman partly submerged underwater
Man diving in swimming pool
Woman diving into swimming pool, underwater view
Woman diving into swimming pool
Young female swimmer in swimming pool
Young swimmer in swimming pool
Wave interference
Surface tension
Child Underwater in Swimming Pool
Lighting paper using the sun's rays
Olympic Hopeful in Training
Bottlenose dolphins
Manta ray against sun beam
Abstract Blue Bubbles I
Abstract Blue Bubbles II
Abstract Blue Bubbles III
Abstract Blue Bubbles IV
水泳
Woman swimming underwater
Measuring the volume of an irregular object
Refraction
Sperm whale tail flukes
Mid-Adult Woman Diving
Humpback whales
Hippopotamus
Grey seal
Fresnel and Bi-Convex Lens Simulation
Underwater Bride
Refraction of light by plano-concave lens
Concave lens
Light refraction with biconvex lens
Young woman swimming underwater in pool in underwear
Anamorphosis of Leonado drawing
Military optical components
Wooden Steps Submerged in Flooding Water
Lens curvature testing
Electrolysis at work under water
Half-submerged caiman with swamp weed on its head
Laue lens prototypes, SEM
Man swimming underwater
Mid-Adult Woman Diving Underwater
Culex quinquefasciatus pupae
Asia,Bali,Jack Fish,School Of Fish
Dolphins swimming underwater
Seaweed Under Water
Seaweed Under Water with Bubbles
Sandbank
Perez's frog
Diver close by to brain coral
Sea goldie fish and a scuba diver
Hawksbill turtle
Green turtle swimming
Loggerhead turtle
Brandt's cormorant
Brandt's cormorants
Southern right whale's eye
Beluga whales
California sea lions
Southern elephant seal
Harp seal pup diving
Weddell seal
Dugong
Hippopotamuses in water
Diver filming from a shark cage
Lens holder on an optical bench
マゼランペンギン
水中を行くコツメカワウソ
水中を行くジェンツーペンギン
水中を行くイワトビペンギン
水中を行くキングペンギン(オウサマペンギン)
Mans legs above water in swimming pool
Optical distortion from a bonfire.
Asian forest tortoise
ダイバー
水中風景(流氷下)
Artificial eye lens
Paperclip floating on water surface
Four paperclips floating on water surface
Paperclip floating on water
Gliding after water entry
Boy underwater
Light microscope stage and lenses
Light microscope and slide
Light microscope
Classroom optical bench
Bertsch Solar Microscope
Honey locust thorn, light micrograph
Beaker refractography
Glass cylinder refractography
Diagram of camera showing projection of an object onto film
High angle view of boy diving in outdoor swimming pool.
Swimming Pool Ladder
Multilayer Laue lenses, SEM
Anti-reflective coating for camera lenses
Grey whales fluking
Humpback whale tail flukes
レーザー光線
オナガガモ
Bubbles in sucrose and zinc sulphate, light micrograph
Asia,Maldive,Manta Ray
Young woman bathing in ocean, portrait
Open water swimmers during competition
Man swimming beside humpback whale
Squid, Pingtung, Taiwan, Asia,
Wave crashing on water
Asia,Philippines,Turtle,diver
A Gal疳agos Seal underwater, rising upwards, blowing a trail of air bubbles.
A shot of a paddleboard taken underwater.
A shot of a person on a paddleboard both underwater and above the surface.
A shot of a person on a paddleboard taken from underwater.
Coral, X-ray
Tip of Green Leaf in Water with Air Bubbles
American Crocodiles underwater, Chinchorro Banks, Mexico
Low angle view of American Crocodile in Chinchorro Banks, Mexico
Scuba Bubbles
underwater survey
the MS Zenobia shipwreck
Capsized shipwreck in shallow water.
underwater seabed survey
Gentoo penguins (Pygoscelis papua).
Swimmer
Boy Swimming Underwater in Pool
Boy Holding Nose Underwater in Swimming Pool
Polar Bear Exhaling Underwater
Scuba diver photographing a shoal of bluestripe snappers
Woman's Body Submerged in River
スキューバーダイビング
Purple swamphen
Scuba diver and oceanic manta ray (manta birostris), Cancun, Mexico
Diver exploring shipwreck, underwater view, Cancun, Mexico
Portrait of scuba diver, underwater view
Portrait of diver, underwater view
School of chevron barracuda
Southern fur seals
Southern fur seal
キーボード
Projective geometry conceptual image.