ホーヤ/Hoya 49mm +10 Diopter 2-Element Close-Up Lens S49MCUGB/レンズ/Lens/カメラ/camera/アクセサリー HYCU1049A lens of 2-element 2-group construction and a +10 diopter rating. Resolution is outstanding and focusing is possible at 10cm for super close-ups of insects flowers and other small objects.
The magnification is about 1:2 with a 50mm standard lens (35mm camera) roughly equivalents to a 100mm telephoto lens. The lens should be stopped down as much as possible to get maximum depth-of-field. ホーヤ/Hoya 49mm +10 Diopter 2-Element Close-Up Lens S49MCUGB