Description
The EM-20 features include:
- MAGNIFICATION
- Interchangeable Turret 1X & 3X Objective
- Magnification 10X and 30X built in Objective with 10X eyepieces
- OPTICAL SYSTEM
- Paired widefield 10X eyepieces are 45° inclined, with diopter adjustment.
- Locked in eyepieces to prevent being pulled out or theft
- Interpupillary adjustment from 55mm to 75mm.
- Rack and pinion design. Ergonomically designed base with 2 spring loaded object clamps.
- Alloy metal cast, hardened off-white coated, small compact space saving footprint
- Built-in rechargeable 1.800 mAh battery and external power supply.
- Paired objectives are parfocalled, parcentered, and achromatic.
- All optical parts are anti-fungus treated.
- Magnification changed by rotating lower turret magnification objective case.
- Paired Raised Rubber Eyeguards
- Custom Vinyl Dust Cover
- ILLUMINATION
- Incident and Transmitted LED rechargeable stand with dual variable intensity controls
- LED illumination will not give your specimen any external stress or denature your alcohol quickly because there is no heat transmitted to the sample.
- LED illumination is rated for 5,000 hours
- Variable Incident and transmitted LED controls
- Variable controls allow switches to allow independent top, bottom, or simultaneous top and bottom illumination
- LED lights rated up to 10,000 hours of life.
- Batteries allow recharges, for a total of 10,000 hours use from a single set of 3 AA rechargeable nickel hydride batteries.
- Cost efficient recharger power supply supplied. Plugs directly into wall outlet.
- Auto Voltage Sensing Power supply.
- Please indicate if you want your external power supply to be 110V or 220V.
- FOCUSING
- Rack and pinion focusing with slip clutch and tension adjustment.
- “Slip-clutch” system protects against over-focusing
- STAGE
- 6” Glass Stage Plate and
- 6” Plastic Black and White Stage Plate
- Locked-on spring loaded stage clips
- FRAME
- Rugged, cast metal frame
- White enamel paint finish.
- Microscope Height: 12.5 in.
- Base width: 7.0 in.
VIEWING HEADS
Binocular 45° inclined tubes, One ± 5 diopter adjustment, Interpupillary distance adjustable between 55 mm and 75 mm
EYEPIECES
Paired WF 10x/20mm eyepieces
OBJECTIVES
Revolving nosepiece with Dual 1x/3x (EM-20) and 2x/4x (EM-21) magnification objective with field of views of 20/10/6.7 mm and 20/10/5 mm.
Magnifications from 10x up to 30x, 20x and 40x with working distance 60 mm.
All optical parts are anti-fungus treated.
STAND
Rack and pinion design. Ergonomically designed base with 2 object clamps. Alloy metal cast, hardened off-white coated. Built-in rechargeable 1.800 mAh battery and external power supply. Can be operated cordlessly, due to its rechargeable feature.
FOCUSING ADJUSTMENT
Coarse adjustment with tension control.
ILLUMINATION
The 1 W transmitted and incident LED illuminators can be used simultaneously.
Both light intensities can be adjusted separately. Rechargeable batteries enable portability.
