Intermediate
Compound Microscope
Model M2251B
by
Swift
The M2250 Series is ideal for a wide variety
of educational applications and built to withstand student use. This
series has locked-on stage clips, eyepiece, objectives (sealed 40x)
and a "slip-clutch" focusing system to protect gears from over-focusing.
M2251B is supplied with standard tungsten illumination and American
plug.
OPTICAL SYSTEM
- Widefield 10x /18mm eyepiece.
- Monocular viewing head with 45° inclined eyepiece.
- DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.) and 40xR (0.65
N.A.) achromat objectives. All are parfocalled, parcentered and
color-coded.
- Three-hole nose piece is ball-bearing mounted for smooth,
precise positioning of objectives.
ILLUMINATION
- 120V, 20 watt tungsten bulb.
ELECTRICAL
- 110V power supply, unit shipped with American plug.
FOCUSING
- Low position coarse and fine focusing controls.
- Stage moves up or down, eyepiece and body remain fixed.
- Slip clutch prevents damage to focusing system.
- Tension adjustment eliminates stage drift.
- Safety rack stop prevents damage to slides and objective
lenses.
STAGE
- Large 4-3/4 in. x 4-1/2 in. (120mm x 115mm) stage, with
locked-on, spring mounted stage clips, drilled and tapped to accept
optional mechanical stage.
- Built-in 0.65 N.A. condenser lens.
- Calibrated 5-hole disc diaphragm.
FRAME
- Cord hangers.
- Base dimensions: 8 in. x 5-1/4 in. (201mm x 131mm)
- Height: 14-1/4 in. (362mm). Net wt. 6.8 lbs (15 kgs).
PACKING
- Head and frame in molded styrofoam container with instruction
brochure and vinyl dustcover.
- Individual: Ship wt. 12 lbs (5.4 kgs), Dimensions 18x12x11
in. (46x30x28 cm.)
- Master carton pack 5 each: Ship wt. 56 lbs (25.4 kgs),
Dimensions 37x13x19 in. (94x33x48 cm.)
WARRANTY
- Lifetime limited warranty, excluding bulb, cord, and fuse.
This product was added to our catalog on Sunday 18 March, 2012.