Term: anastigmat: compound lens or lens system designed to be free of astigmatism and able to form approximately point images
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: grey polypody: fern growing on rocks or tree trunks and having fronds greyish and scurfy below; Americas and South Africa
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: corinthian: a resident of Corinth
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: lanternfish: small fish having rows of luminous organs along each side; some surface at night
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: milk snake: nonvenomous tan and brown king snake with an arrow-shaped occipital spot; southeastern ones have red stripes like coral snakes
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: comfort food: food that is simply prepared and gives a sense of wellbeing; typically food with a high sugar or carbohydrate content that is associated with childhood or with home cooking
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: yellow-breasted bunting: common in Russia and Siberia
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: fluency: skillfulness in speaking or writing
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: numidian: an inhabitant of ancient Numidia
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: appreciation: an increase in price or value
Broader: lens: a transparent optical device used to converge or diverge transmitted light and to form images | Unrelated: pepperoni pizza: tomato and cheese pizza with pepperoni