ML2000 Series Biological Microscope
A rugged time tested design with true Koehler illumination and high quality optics, suitable for day-to-day use in the laboratory, clinic or classroom. The options below are combined into twelve standard configurations to suit a wide range of biological applications and budgets.
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Standard Specifications
VIEWING HEADS
Available with standard binocular heads or trinocular heads for photomicrography, 30° inclined eyetubes with adjustable diopter settings and interpupillary distance, 360° rotatable.
EYEPIECES
Paired DIN KHW10x, FN 20.
OBJECTIVE CHANGER
Smooth-operating, ball bearing mounted, quadruple nosepiece.
OBJECTIVES
S. Flat Achromats, SM Planachromats, Planachromats, or Phase Contrast.
STAGE
Attached mechanical stage: 120mm x 140mm surface with 75mm (X) by 40mm (Y) movement, graduated with vernier readings to 0.1 mm, drop-down right or left-handed controls.
Flat-top stage: 171mm x 140mm surface with 80mm (X) by 52mm (Y) movement, graduated with vernier readings to 0.1 mm, detachable specimen guide, drop-down right of left-handed controls.
CONDENSERS
Standard models have either an Achromatic NA 1.25 condenser with iris diaphragm and filter tray for brightfield work, simple NA 1.25 slider phase condenser, or an NA 1.25 Zernike phase condenser with filter tray and independently centerable annuli for phase contrast. Cardioid-type NA 1.25 darkfield condenser for high power (100x objective only) darkfield work is optional.
ILLUMINATOR
Built-in, 6V 30W, variable-intensity Koehler illumination for apertures up to 1.25.
Optional Accessories
Viewing Heads
MA602: Inclined Binocular Head
MA603: Inclined Trinocular Head
MA657: Binocular Head Erect Image
MA655: Trinocular Head Erect Image
MA403: Inclined Monocular Head
Eyepieces
MA406: DIN HWF10X eyepiece, FN 18 (each)
MA407: DIN KHW10X compensating eyepiece, FN 20 (each)
MA408: DIN HWF15X eyepiece, FN 9 (each)
MA409: DIN HWF20X eyepiece, FN 9 (each)
SM Semi Planachromat Objectives
MA611: 4X / NA 0.10 SM Semi Planachromat objective, WD 19.83mm
MA612: 5X / NA 0.12 SM Semi Planachromat objective, WD 19.83mm
MA613: 10X / NA 0.25 SM Semi Planachromat objective, WD 6.23mm
MA614: 20XS / NA 0.40 SM Semi Planachromat objective, spring loaded, WD 3.13mm
MA615: 40XS / NA 0.65 SM Semi Planachromat objective, spring loaded, WD 0.43mm
MA616: 60XS / NA 0.80 SM Semi Planachromat objective, spring loaded, WD 0.23mm
MA617: 100XS / NA 1.25 SM Semi Planachromat objective, spring loaded, oil, WD 0.12mm
BF Semi Planachromat Objectives
MA692: 20X / NA 0.40 BF Semi Planachromat objective, WD 6.1mm
MA693: 40XS / NA 0.65 BF Semi Planachromat objective, spring loaded, WD 0.43mm
MA694: 50XS / NA 0.95 BF Semi Planachromat objective, spring loaded, WD 0.25mm
MA696: 100XS / NA 1.25 BF Semi Planachromat objective, spring loaded, oil, WD 0.15mm
MA811: 50X / NA 0.95 BF Semi Planachromat objective, oil with iris, WD 0.24mm
MA813: 100X / NA 1.25 BF Semi Planachromat objective, oil with iris, WD 0.15mm
Planachromat Objectives
MA432: 2.5X / NA 0.08 Planachromat objective
MA622: 4X / NA 0.10 Planachromat objective
MA623: 10X / NA 0.25 Planachromat objective
MA625: 40XS / NA 0.65 Planachromat objective, spring loaded
MA627: 100X / NA 1.25 Planachromat objective, spring loaded, oil
Zernike BF Semi Plan Phase Objectives and Components (Set PH-A)
MA695: 10X / NA 0.25 BF Plan Phase objective for use with Zernike-type Condenser
MA697: 20X / NA 0.40 BF Plan Phase objective for use with Zernike-type Condenser
MA698: 40X / NA 0.65 BF Plan Phase objective for use with Zernike-type Condenser
MA699: 100X / NA 1.25 BF Plan Phase objective for use with Zernike-type Condenser
MA715: Zernike-type Condenser with centerable phase annuli, 10x, 20x, 40x and 100x with iris
MA457/1: Extended centering screws for MA715 (each)
MA458: Phase Centering Telescope
MA759: Green Interference Filter, 546nm, 29.8mm diameter
Zernike Achromat Phase Objectives and Components (Set PH-B)
MA448: 10X / NA 0.25 Achromat Phase objective for use with Zernike-type Condenser
MA449: 20X / NA 0.40 Achromat Phase objective for use with Zernike-type Condenser
MA450: 40X / NA 0.65 Achromat Phase objective for use with Zernike-type Condenser
MA451: 100X / NA 1.25 Achromat Phase objective for use with Zernike-type Condenser
MA715: Zernike-type Condenser with centerable phase annuli, 10x, 20x, 40x and 100x with iris
MA457/1: Extended centering screws for MA715 (each)
MA458: Phase Centering Telescope
MA290/05: Green Filter, 29.8mm diameter
Zernike Achromat Phase Objectives and Components (Set PD-A)
MA448: 10X / NA 0.25 Achromat Phase objective for use with Zernike-type Condenser
MA449: 20X / NA 0.40 Achromat Phase objective for use with Zernike-type Condenser
MA450: 40X / NA 0.65 Achromat Phase objective for use with Zernike-type Condenser
MA715: Zernike-type Condenser with centerable phase annuli, 10x, 20x, 40x and 100x with iris
MA457/1: Extended centering screws for MA715 or MA716 (each)
MA458: Phase Centering Telescope
MA290/05: Green Filter, 29.8mm diameter
Darkfield-Oil Immersion Objectives and Condensers
MA811: BF Semi Planachromat S50X, NA 0.95, oil with iris diaphragm
MA813: 100X, NA 1.25 BF Semi Planachromat objective with iris WD 0.15mm
MA430: DIN S.Plan objective 100X, NA 1.25, oil with iris
MA274: Darkfield condenser, 1.2 -1.33 NA, for use with 50x or 100x with iris ONLY
Darkfield Accessories
MA672: Funnel stop for MA617 SM Plan 100X
MA278/05: Darkfield filter (central stop) for use with filter tray, 29.8mm diameter
MA674: Darkfield stop to fit MA661 Achromatic NA 1.25 condenser
Condensers
MA661: Achromatic sub-stage condenser 1.25 NA w/ iris and 30mm filter tray
MA661/674: Achromatic sub-stage condenser 1.25 NA w/ dry darkfield stop
MA715: Zernike-type Condenser with centerable phase annuli, 10x, 20x, 40x and 100x with iris
MA716: Zernike-type Condenser with centerable phase annuli, 10x, 20x, 40x and 100x with iris and darkfield stop
MA457/1: Extended centering screws for MA715 or MA716 (each)
Polarizers
MA608: Polarizer set for ML2000 (fits over 44mm lamphouse analyzer to fit viewing head)
MA608/05: Polarizer set for ML5400, ML5500, ML5850, ML5950 (50 watt version) (fits over 37mm lamphouse analyzer to fit viewing head)
MA608/10: Polarizer set for ML5000, ML5100, ML5200, ML5300, ML5800, ML5900 (30 watt version) (fits over 44mm lamphouse analyzer to fit viewing head)
Filters
MA196: ND2 neutral density filter, 29.8mm diameter
MA197: ND8 neutral density filter, 29.8mm diameter
MA289/05: Blue filter, clear, 29.8mm diameter
MA290/05: Green filter, clear, 29.8mm diameter
MA759: Green Interference Filter, 546nm, 29.8mm diameter
MA291: Polarizing Filter, 546nm, 29.8mm diameter
Stages (click here for information on specimen holders)
MA595R: Right Handed Graduated mechanical stage, 30mm X 70mm, drop down controls for RM and ML2000, ML2100, ML2200, ML2300, ML2800 and ML2900
MA595L: Left Handed Graduated mechanical stage, 30mm X 70mm, drop down controls for RM and ML2000, ML2100, ML2200, ML2300, ML2800 and ML2900
MA596R: Right Handed Flat top stage, 78mm X 52mm, drop down controls for ML2400, ML2500, ML2700, ML2850, ML2950 and ML5000
MA596L: Left Handed Flat top stage, 78mm X 52mm, drop down controls for ML2400, ML2500, ML2700, ML2850, ML2950 and ML5000
MA676: Attachable Clinical Specimen Holder for MA596R and MA596L (optional)
MA598: Attachable finger assembly for MA596R and MA596L
Eyepiece Micrometers
MA284: Cross-line reticle, 21mm diameter
MA255: 10mm divided into 100 units, 21mm diameter
MA256: 5mm divided into 100 units, 21mm diameter
MA283/05: 10mm square divided into 100 parts, 1mm square, 21mm diameter
MA540: Cross-line reticle with 0.1mm graduations, 21mm diameter
MA254/05: Walton & Beckett reticle, 21mm diameter
Stage Micrometers
MA285: 1mm divided into 100 units, 0.01mm
MA286: 0.04″ divided into 40 units, 0.001″
Miscellaneous
MA200: Eyeshields for MA407 eyepieces (each)
MA275/05: Spare bulb 12V 50W halogen
MA326: Spare bulb 6V 30W halogen
MA327: Fuse 3A
MA609/05: Carrying case for ML2000 and ML5000 series
MA700: Immersion Oil, 15cc vial
MA701: Dust Cover fits ML2000 and ML5000 series
