Volk Digital ClearField Digital BIO Lenses 3rd generation BIO Lenses With advanced glass technologies and designs this lens deliver enhanced views across the diagnostic spectrum. This new Digital Series lens delivers wide field and high magnification views for the highest resolution imaging available with an indirect headset. Using this new advanced lens will provide imaging previously unattainable with the indirect method of examination, and help reduce overall examination time. Patented double aspheric design ensures highest performance Low Dispersion™ glass delivers enhanced resolution Enhanced stereopsis provides improved imaging with your headset Advanced A/R coating reduces reflections and glare Specifications   Field of View 55°/ 72° Image Mag. 2.79x Laser Spot Mag. .36x Working Distance 37mm