aid convex convex lens enlarged enlargement enlarging hand lens lens magnification magnified magnifyer magnifying glass Sherlock Holmes visual aid architecture basement cellar cellarway convexity downstairs ground HDR tunnel under vaulted across angle aware awareness frame high lookout mirror reflect reflecting reflection road safety security sign street traffic view aluminium braille building concave concavities culture discs elements iconic landmark metal modern New norway norwegian opera house oslo panel pattern silver style surface texture wall alloy auto background black border cars chrome circular concept cover disc gothic graphic hi res hubcap illustration manly masculine metallic pressed protection rim round scrapbooking shield steel vector war wheel air airy balcony breezeway canada city columns deck enclosure floor glass patio pillars promenade railing seaside space stroll structure sunny sunshine urban vancouver veranda viewpoint walk walkway waterfront windows abstract appetizer color colour contoured contours cooked creases crispy food Indian miniature-crevasses papad papadam papadum patterned plain rough savory savoury shaped shapes snack surfaces surfacing tactile taste tasty textures thin variations varied wallpaper