ITT CANNON D20418-50 D Sub Jack Screw, 12.7 mm, 4-40 Savage D-TPC12 The included spreader dolly secures

ITT CANNON D20418 50 D Sub Jack Screw, 12.7 mm, 4 40 Savage D TPC12 The included spreader dolly secures The included spreader dolly secures your tripod's legs 0 (tele) levels of brightness XLD lens (Extra Low Dispersion) lens element delivers even lower dispersion than existing LD (Low Dispersion) lenses using a special glass material with a low dispersion close to that of fluorite lenses Delivers megapixel image quality from the near visible to IR spectrums 8 to 50mm focal length covers standard telescopic ranges Reduction in chromatic aberration for images with almost no color smear Advanced design analysis techniques have been used to prevent reflections occurring on the lens surface