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Description


The Unico G502 Achromat Microscope comes complete with a dust cover, 2 extra fuses, a neutral density filter, and an operation manual.

Warranty: 5 Years Limited (1 Year on Electrical System excludes bulbs and fuses).

The G502 Achromat Microscope is designed as a universal platform capable of offering the most advanced options to the discriminating user. From the economic to the most advanced models, the G500 features flawless optics that will provide high resolution images, ergonomic controls, bright and dependable LED illumination, and a host of other features.

Unico G502 Achromat Microscope Features:


    • Head:
    • Seidentopf Binocular Head (Inclined 30°).
    • Seidentopf Camera-Ready Trinocular Head (Inclined 30°).
  • Nosepiece: 5 Position Nosepiece provides flexibility.
  • Eyepiece: Paired Wide Field 10X (FN 18 mm) High Point Eyepieces with Dual Diopter. A pointer or reticule can be added.
    • Objectives: All objectives are parfocal, parecentered, and color-coded.
    • Achromatic Objectives: 4X, 10X, 40X, and 100X (Oil).
  • Focus: The low position Coaxial Coarse and Fine Focusing System is designed to lessen user fatigue. The Coarse Focus Tension Control allows to increase or decrease the focusing tension. The safety stop prevents damage to objectives and specimens. The Fine Focusing is graduated at 0.002 mm.
  • Stand: Ruggedly constructed all metal stand and broad low profile base.
  • Stage: Heavy duty, built-in graduated mechanical stage with low position coaxial X-Y controls. Ball bearing movement (with dovetail mechanism) allows for smooth, precise adjustments. Stage size is 180 mm x 150 mm and the range of X-Y stage movement is 80 mm x 50 mm.
  • Condenser: Abbe Condenser N.A. 1.25 with graduated iris diaphragm is focusable and centerable.
  • Illuminator: Built-in high-intensity LED Illuminator with field diaphragm provides Koehler type illumination for clear, sharp images. The brightness intensity control (rheostat) is conveniently located and provides steady even illumination at all levels.
  • Power Input: 90 - 240 V. Fuse rating is 250 V and 1.5 A.
    • Size and Weight:
    • Size: 16" Height x 6" Width x 12" Depth.
    • Weight: 14.5 lbs.
    • Shipping Size: 21" Length x 19" Width x 10" Height.
    • Shipping Weight: 19 lbs.


Unico G502 Achromat Microscope Configurations:


  • G502: Seidentopf Binocular Head.
  • G502T: Seidentopf Trinocular Head.


To complete the Trinocular set-up, these items must be purchased separately:

  • G500-8020: C-Mount Camera Adapter with 0.35X Reducing Lens and Diopter. Compatible with all G500 Series Trinocular Microscopes.
  • B6-8185: Digital Video C-Mount Camera (5.6 MP / CCD).


Unico G502 Achromat Microscope Literature:


Unico G500 Series Advanced Microscopes Brochure

Frequently asked questions

What essential accessories are included?

The Unico G502 Achromat Microscope is packaged with essential accessories for protection and operation:

  • Dust cover: Keeps the microscope clean when not in use.
  • Operation manual: Provides detailed usage and maintenance instructions.
  • 2 extra fuses: Included for convenient electrical system maintenance.
  • Neutral density filter: Helps manage and optimize the high-intensity LED illumination.
Is this microscope designed with ergonomic controls?

Yes, the Unico G502 is specifically engineered with ergonomic controls to maximize user comfort and minimize fatigue during prolonged examination sessions. The design prioritizes ease of use and physical comfort.

Key ergonomic features include:

  • Comfortable Viewing Head: Both the binocular and trinocular Seidentopf heads are inclined at 30° for a comfortable viewing posture.
  • Low-Position Focusing System: It features a low-position Coaxial Coarse and Fine Focusing System that is easy to access and operate. This system also includes Coarse Focus Tension Control.
  • High Precision Focusing: The fine focusing graduation is extremely precise at 0.002 mm, enabling detailed adjustments with very little effort.
  • Accessible Stage Controls: The heavy-duty mechanical stage uses low-position coaxial X-Y controls for smooth, precise adjustments without wrist or arm strain.
Is the microscope durably constructed?

The Unico G502 Achromat Microscope is built with an all-metal stand and a broad, low-profile base. This construction ensures exceptional stability and longevity, making it a highly durable instrument for extended use.

Does it feature precise focusing controls?

Yes, the Unico G502 is equipped with an ergonomic and highly precise focusing system:

  • System Type: It features a low-position Coaxial Coarse and Fine Focusing System, prioritizing user comfort and easy accessibility.
  • Exceptional Precision: The fine focusing mechanism offers superior accuracy, with graduations of 0.002 mm for extremely subtle adjustments required for sharp, high-resolution imaging.
  • Customizable Control: The system includes Coarse Focus Tension Control, allowing users to customize the feel and resistance of the focusing knobs.
  • Safety Feature: A crucial safety stop is integrated to prevent the objective lenses from damaging the specimen or slide during operation.
Are the Achromatic Objectives high quality?

Yes, the Unico G502 is equipped with flawless, high-quality achromatic objectives designed to deliver dependable, high-resolution images for laboratory use. These objectives are mounted in a 5-position nosepiece and feature specific characteristics for enhanced usability:

Magnifications Provided:

  • 4X
  • 10X
  • 40X
  • 100X (Oil)

Key Features for Professional Use:

  • Parfocal and Parecentered: Ensures the specimen remains centered and mostly in focus when transitioning between magnification powers.
  • Color-coded: Allows for quick and easy identification of the current magnification.
Does the microscope feature high-point, wide-field eyepieces?

Yes, the Unico G502 is equipped with high-quality, high-point, wide-field eyepieces designed for comfortable and effective use.

Key specifications include:

  • Magnification: Paired 10X
  • Type: Wide Field High Point Eyepieces
  • Field Number (FN): 18 mm, ensuring a broad viewing area.
  • Adjustment: They feature a Dual Diopter for precise individual focusing and enhanced user comfort.
Does it use a high-intensity LED illuminator?

Yes, the Unico G502 features a built-in high-intensity LED Illuminator for bright and dependable illumination.

This advanced system includes several beneficial features:

  • Koehler Illumination: It is equipped with a field diaphragm, allowing for advanced Koehler-type illumination, which is essential for achieving optimal contrast and resolution.
  • Precise Brightness Control: A dedicated rheostat ensures steady, even light and allows for smooth control over brightness levels at all times.
Is the Trinocular model camera ready?

Yes, the Unico G502 is available with a Seidentopf Camera-Ready Trinocular Head (inclined 30°). This configuration is specifically designed to support digital documentation, advanced observation, and teaching applications by providing a dedicated third port.

Digital Imaging Requirements

While the Trinocular head is camera-ready, the actual digital camera system components must be purchased separately to enable photo and video capture. To complete the setup, you will need:

  • C-Mount Camera Adapter (G500-8020)
  • A compatible Digital Video C-Mount Camera (B6-8185)
What head configurations are offered?

The Unico G502 is available with two highly ergonomic Seidentopf head configurations, both designed with a 300 inclination for comfortable viewing:

  • Seidentopf Binocular Head: This standard configuration is excellent for general observation and features Paired Wide Field 10X (FN 18 mm) High Point Eyepieces with dual diopter adjustment.
  • Seidentopf Camera-Ready Trinocular Head: This option includes a dedicated third port, making it ideal for attaching a camera for digital documentation and analysis.

If you choose the Trinocular Head, please note that necessary imaging accessories (like the C-Mount Adapter and Digital Video Camera) must be purchased separately.

What is the precise X-Y mechanical stage movement range?

The Unico G502 features a heavy-duty, built-in mechanical stage with a precise X-Y movement range of 80 mm x 50 mm.

This precision stage measures 180 mm x 150 mm overall and utilizes smooth ball bearing movement with a dovetail mechanism. Adjustments are made via low-position coaxial X-Y controls, ensuring highly accurate specimen positioning.