Hoya Skylight (1B) 55mm Lens Filter Made in Japan

55mm Screw-In Filter HOYA DIFFUSER DIFFUSION Soft Focus Made in JAPAN

Hoya 62mm Diffuser Camera Lens Glass Filter Made in Japan

Hoya 55mm Diffuser Filter Made In Japan With Case For Photography Cameras

Vintage Hoya 67mm Diffuser Filter. Made In Japan

HOYA 55mm NDX4 Neutral Density lens filter, made in Japan

Used Hoya Skylight (1B) 55mm Lens Filter Made in Japan

55mm Screw-In Filter HOYA SOFTENER (B) Soft Focus Made in JAPAN