Product Code: 6400/11Dipotres / Mag: 7.2D / 2.8xLens Diameter: 101.2 x 79mmImage Vergence: -4.0DEffective Focal Length: 37.70mmField of View on Page: 99 x 73mm6400/11 (2.8x) Rectangular Raylite (EU)Part No:6400/11 Technical SpecificationsDipotres / Mag: 7.2D / 2.8x Lens Diameter: 101.2 x 79mm Image Vergence: -4.0D Effective Focal Length: 37.70mm Field of View on Page: 99 x 73mm DetailsTransformer included