The FUJIFILM GF 23mm f/4 R LM WR Lens is an ultra-wide 18mm-equivalent prime designed for the G mount GFX camera system. Suitable for architecture and indoor photography, this lens design uses multiple aspherical elements to correct distortion and aberrations for an accurate display. In addition, it is fitted with Nano GI coating to suppres lens flare and ghosting for improved contrast and better colors. The filter size is 82mm and it weighs 845 grams. The dimensions are 89.8 x 103 mm. The lens consists of 15 elements in 12 groups and the aperture has 9 blades. The angle of view is 99.9°. The minimum focus distance is 38 cm.