Product Description
National Optical Model 411TBL-10 Dual Magnification Stereo Microscope
Precise optical alignment assures a three-dimensional, upright, unreversed image that is unsurpassed for everything from dissecting work to examining circuit boards. This model is a real workhorse for education or industry.
MAGNIFICATION
- 2x & 4x
OPTICAL SYSTEM
- Paired widefield eyepieces are 45° inclined, with diopter adjustment. Interpupillary adjustment from 55mm to 75mm. Accepts optional #965-400-05 or #965-400-10 eyepiece reticle.
- Viewing head rotates 360°, locks in place by tightening set screw.
- Paired objectives are parfocalled, parcentered, and achromatic.
- Magnification changed by rotating objective turret 90° to positive click stops.
ILLUMINATION
- High intensity, 12v 10-watt incidental (top) light and 110v 15 watt transmitted (bottom) light.
- 4-position switch: top only, bottom only, top/bottom, off.
FOCUSING
- Rack and pinion focusing with slip clutch and tension adjustment.
STAGE
- 80mm reversible black/white plastic contrast plate and 80mm frosted glass stage plate.
- Blue filter for transmitted light.
- Locked-on stage clips.
FRAME
- Rugged, cast metal frame, gray enamel finish.
- Height: 340mm (13-3/8 in.) extends to 370mm (14-9/16 in.) for larger objects.
- Base width: 153mm (6 in.), Base depth: 218mm (8-9/16in.)
- Net wt. 4.1 kgs (9 lbs)
PACKING
- Molded styrofoam container with eyeshields and vinyl dustcover.
- Individual: Ship wt. 5.9 kgs (13 lbs), Dimensions 550x325x325mm (22x13x13 in.)
- Master carton pack 4 each: Ship wt. 20.9 kgs (46 lbs), Dimensions 800x425x325mm (32x17x13 in.)
WARRANTY
|
Model |
Objective |
Eyepieces |
Working |
Maximum |
|||
|
WF5X (optional) |
WF10X (supplied) |
||||||
|
Total Mag. |
Field Size |
Total Mag. |
Field Size |
||||
|
409 |
1X |
5X |
22mm |
10X |
20mm |
94mm |
417mm |
|
2X |
10X |
11mm |
20X |
10mm |
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|
410 |
1x |
5X |
22mm |
10X |
20mm |
94mm |
417mm |
|
3x |
15X |
7.3mm |
30X |
6.7mm |
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411 |
2x |
10X |
11mm |
20X |
10mm |
94mm |
417mm |
|
4x |
20x |
5.5mm |
40X |
5mm |
|||
|
Model |
Objective |
Eyepieces |
Working |
Maximum |
|||
|
WF15X (optional) |
WF20X (optional) |
||||||
|
Total Mag. |
Field Size |
Total Mag. |
Field Size |
||||
|
409 |
1X |
15X |
13mm |
20X |
10mm |
94mm |
417mm |
|
2X |
30X |
6.5mm |
40X |
5mm |
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|
410 |
1x |
15X |
13mm |
20X |
10mm |
94mm |
417mm |
|
3x |
45X |
4.3mm |
60X |
3.3mm |
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411 |
2x |
30X |
6.5mm |
40X |
5mm |
94mm |
417mm |
|
4x |
60x |
3.2mm |
80X |
2.5mm
|
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| Dimensions: | 16 x 16 x 11 |
| Weight: | 11.00 |
Data sheet unavailable at this time.
