The following is a variety of lenses applicable caliber:

40.5mm: Nikon J1， V1， OLYMPUS EP-1， EP-2， etc..

49mm: suitable for SONY NEX series 18-55 caliber lens for 49mm.

52mm: Nikon 18-55， Canon 50/1.8， Nikon 50/1.8D and other caliber of 52 lens.

55mm: SONY 18-55， 55-200， 55-250 and other caliber of 55mm lens.

58mm: Canon 18-55， 55-250， Nikon 50/1.4G， 50/1.8G and other caliber of 58mm lens.

62mm: Pentax 18-135， 18-250 62mm aperture lens.

67mm: suitable for Canon 18-135， 70-200mm f/4L IS USM， Nikon 18-105 caliber lens， such as 67mm.

72mm: suitable for Canon， Nikon 18-200， Canon 15-85 caliber 72 lens.

77mm: suitable for Canon， Nikon 70-200，24-70，24-105 caliber lens for 77mm.

82mm: Canon 16-35， such as the caliber of 82mm lens.