The aperture is an important auxiliary element for adjusting the optical system. The 19LE25 model is mounted into standard mounts designed for optical elements of 12.7 mm/0.5 inch diameter. The diaphragm is made of aluminum with a black anodized finish.
The aperture is an important auxiliary element for adjusting the optical system. The 19LE25 model is mounted into standard mounts designed for optical elements of 12.7 mm/0.5 inch diameter. The diaphragm is made of aluminum with a black anodized finish.
