-23 lens -. Illuminated lens dial for accuracy and versatility

-Soft brow rest steadies insturment and protect glasses.

-Five selection aperture for all diagnostic applications.

-Polarizing filter / dust cover to minimize interference from reflection of the cornea and protects the optics from dust.

-Coaxial optical system without shade spots and facilitate entry into the undiluted pupil.

-forsirovana liner polarizing filter to reduce reflection of the cornea.

-Red-free filter for use with any opening.

-15 Possible combinations of aperture for greater versalilty.

-Sealed optics for better protection from dust.

-Use with pen # 14-71000.