Magnification: 2.8x
Dioptres: 7.3D
Lens Diameter: 101.2 x 79mm
Image Vergence: -4.0D
Effective Focal Length: 37.70mm
Field of VIew on Page: 99 x 73mm
9400/30 (2.8x) Raylite Duo Combo
9400/30
Magnification: 2.8x
Dioptres: 7.3D
Lens Diameter: 101.2 x 79mm
Image Vergence: -4.0D
Effective Focal Length: 37.70mm
Field of VIew on Page: 99 x 73mm