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Craks indication on the surface of the weld metal after liquid penetrant test. It is a widely applied and low-cost inspection method used to check surface-breaking defects in all non-porous materials.
Micrograph of ancient paleozoic Rugosa coral, also known as horn coral, fossils from the Pennsylvanian period. Viewed in a rock matrix as a thin section. Cross sections of individual corals are about 1 cm in diameter. Collected near Blue Mountain in the Peloncillo Mountian Range, New Mexico, USA.
High magnification light micrograph showing the outer layers of the retina of a bird. From top to bottom: pigment epithelium layer with processes full of melanin granules, rod and cones layer, external limiting membrane, outer nuclear layer.
plant Dandelion Fuzz W.M. under light mircoscope with white background
Volvox sp. algae under microscopic view, polyphyletic genus of chlorophyte green algae in the family Volvocaceae
Micro world
Characteristics Tissue of Skin Human and Scalp human  under microscope.
High-quality modern abstract painting rendered with alcohol ink and colorful abstract modern art painting background.
Colorful, abstract micrograph of a fish scale, calico bass,Paralabrax clathratus, with polarization at 40x.
Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow.  Organic shapes and form.  Science fiction or organic technology concept.
Respiratory prismatic ciliated pseudostratified epithelium. The apical border of the epithelium has a layer of cilia supported in their basal bodies. Light microscope photomicrograph.
View of natural patterns under a microscope.
science medical anthropotomy physiology microscopic section of kidney tissue background
plant rape flower cross section under light mircoscope with white background
The leaf epidermis under light microscope view has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration.
Close-up shooting of a green agate stone mineral surface isolated on white background. Its a macro shot shows nature beautiful details with back lit. Agate is a kind of natural gemstone. Many vibrant colors turquoise, orange, blue, yellow, green. Abstract pattern. Good for Wallpaper texture background.
Light photomicrograph of pine tree wood seen through a microscope
Salt formations on the stones of Garmasr salt cave in Iran
Coloured transmission electron micrograph (TEM) of a small arteriole showing, from lumen: endothelium (magenta), discontinuous internal elastic lamina (blue), cross-sectioned smooth muscle fibers (cytoplasm, red, nucleus, light yellow) and connective tissue of adventitia (green).
Scuffed red and purple marbled vintage paper pattern background
Host cells with spores (mold) are inside wood under the microscope for education.
Photomicrograph of hemp fibers, Cannabis sativa. Hemp produces bast fibers which grow in bundles which are broken apart to produce fiber. Cell walls are visible in some of the fibers. Wet mount, 10X objective, transmitted brightfield illumination. Note - very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
amazing inhabitants of the microworld under a microscope
Colorful beautiful fancy crystal background texture of fossil.
Microbiological sample of a tracheid.
Vietnamese culture : bamboo sticks in a bundle.
Light micrograph of compact bone. Osteons are rounded or oval structures, made up of bony lamellae arranged concentrically around a small duct called (Haversian duct). Between the lamellae are the oval bodies of the osteocytes. Among the osteons there are groupings of bone lamellae called interstitial lamellae, which are the remnants of osteons that were partially resorbed during the process of bone remodeling.
It is a picture of seaweed taken with a microscope.
Looking through a window underwater where limpets and saline have grown over window.
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