Infinity seidentopf binocular viewing head, inclined at 30°, interpupillary 47 to 78mm
Infinity plan achromatic objectives
PL 4×/0.10: Work distance: 19.8 mm PL 10×/0.25: Work distance: 5.0 mm PLF L40×/0.85ε spring: Work distance: 0.42 mm (No magnification spherocromatic aberration) PL 100×/1.25 Spring, oil: Work distance: 0.36 mm
