Range Or Remote Distance Finding Patents (Class 356/3)
- Of a simulation or test (Class 356/4.02)
- Of focused image size or dimensions (Class 356/4.03)
- Of degree of defocus (Class 356/4.04)
- Of focal point search (Class 356/4.05)
- Of differential amplitude at two source or detector distances (Class 356/4.06)
- Of intensity proportional to distance (Class 356/4.07)
- Of height relative to a light plane (Class 356/4.08)
- Of light interference fringes (Class 356/4.09)
- Of pulse transit time (Class 356/5.01)
- Of frequency difference (Class 356/5.09)
- Of CW phase delay (Class 356/5.1)
- With filter or light valve (Class 356/10)
- Range finder combined with height finder (Class 356/11)
- Stereoscopic (Class 356/12)
- Length of base line variable (Class 356/15)
- Image displaced by moving refracting element (Class 356/16)
- Image displaced by rotating reflecting element (Class 356/17)
- With mounting, supporting, adjusting, or folding structure (Class 356/18)
- Prism structure for determining coincidence (Class 356/19)