BM311110 Biological Microscope: 30º Binocular head, WF10X/18mm Eyepiece, Infinity achromatic objectives: 4X, 10X, 40X, 100X. 6V 20W Halogen light
BM311210 Biological Microscope: 30º Trinocular head, WF10X/18mm Eyepiece, 0.5X Video Coupler, Infinity achromatic objectives: 4X, 10X, 40X, 100X. 6V 20W Halogen light

Specifications

Optical System: Infinity independent achromatic optical design

Observation Tube: 30° inclined, interpupillary distance 52-74mm, 360°rotatable. Trinocular light is split 20/80 by a high quality coated prism

Eyepieces: 10X, high-eyepoint, field of view Φ18mm

Nosepieces: Inward, four positions

Focusing System: Working distance 60mm, coarse: 14mm per-rotation, fine: 0.1mm per rotation, minimum reading: 1 micron

Mechanical Stage: 142mmx135mm platform with X-Y travel of 76mmx52mm, with scale mark and specimen-slide clip

Illumination: Built-in 6V/20W halogen bulb, optional with field diaphragm provides Koehler type illumination

Electric: CE approved of electrical parts

Condensers: Abbe condenser NA 1.25 with iris diaphragm