The NEW ACCU-SCOPE® EXC-250 Microscope Series is a fully redesigned laboratory and educational microscope built to deliver outstanding optical performance, long-term reliability, and exceptional value. As the successor to our popular 3000-LED biological microscope, the EXC-250 brings enhanced clarity, brighter illumination, and improved ergonomics to today’s clinical laboratories, veterinary practices, physician offices, and higher education programs.
Featuring an advanced Infinity Plan optical system, a best-in-class 20mm field of view, and a new super-bright 5-watt LED, the EXC-250 produces crisp, high-contrast images suitable for routine diagnostics, teaching applications, and demanding life science research.
Accu-Scope EXC-250
Viewing Head
Trinocular (fixed 50:50 light split) Siedentopf-type viewing head, inclined 30°; rotatable 360°; interpupillary distance adjustment 50-75mm
Optical System
Infinity optical system, f = 180mm, anti-mold
Objectives
Plan Achromat 2x, 4x, 10x, 20x, 40x*, 50x* oil, 60x*, 100x* water, 100x* oil; Plan Phase 10x, 20x, 40x*, 100x* oil *Spring-loaded
Eyepieces
HWF Plan 10x/20mm focusing eyepieces with roll down eyeguards; accepts optional 20.5mm reticle; Optional eyepieces include HWF10x/18mm, HWF10x/20mm non-focusing
Nosepiece
Rear facing quadruple, ball bearing nosepiece with positive click stops to ensure parcentration; optional quintuple nosepiece
Focusing System
Coaxial focusing system with adjustable tension control and upper limit stop to prevent accidental damage to slides; all metal gears, brass for fine focus gear
Stand
Cast aluminum alloy
Stage
Stage size 140mm x 132mm with X-Y movement range of 76mm x 50mm
Condenser
Abbe condenser NA 1.25, with iris diaphragm and slot for sliders
Illumination
5 watt LED with variable intensity control; LED bulb is rated for over 25,000 hours of continued use; universal power supply 110-240v
Accessories
Dust cover, instruction manual included
Optional Accessories
Slider phase contrast set; darkfield slider (4x – 40x); simple polarizer/analyzer; gout kit; heated stage; reticles; cameras and adapters; microscope carry case
Warranty
5 year limited warranty for parts, labor, and electronic components; 1 year warranty on LED bulb
