PEAK TS1990-04 Anastigmatic Measuring Loupe, 4X Magnification, 1.180" Lens Diameter, 2.28" Field View

PEAK anastigmatic loupes are known for their extremely sharp center-to-edge clarity and are quite similar to photographic lenses used on cameras. High precision optical quality achromatic lens system with focusing from +2 to -2 diopters. Comes complete with measuring reticle and lens cleaning cloth. Fully coated for color corrected flat field viewing. 360 degree clear acrylic base admits light from all directions. Smooth helicoid twist focus mechanism comparable to those used on high quality camera lenses. Excellent eye relief because the entire field may be inspected by merely moving your eye. Easily removable reticle for viewing without a scale. 4X magnification. 1.180" lens diameter. 2.28" field of view. 4 lens optical system. 0.1mm scale division. 60mm scale diameter. 54mm measuring range. Measures 2-111/128" diameter by 3-3/128" height.