SKU: PRODUCT ID:OBJ-000-233
Zeiss LD A-Plan 40x/0.55 M27 Thread Size 421260-9905 Microscope Objective
Zeiss LD A-Plan 40x/0.55 M27 Thread Size 421260-9905 Microscope Objective
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Zeiss LD A-Plan 40x/0.55 M27 Microscope Objective
The Zeiss LD A-Plan 40x/0.55 M27 Microscope Objective is a high-quality, long working distance objective designed for advanced microscopy applications. It features a 0.55 numerical aperture (NA) and is optimized for use with 1.0 mm polystyrene cover glasses. This objective is well-suited for both brightfield and PlasDIC microscopy techniques, ensuring enhanced contrast and image clarity. As part of Zeiss’s renowned Infinity Color Corrected System (ICS), it delivers high-quality optical performance with superior resolution.
Key Features:
- Long Working Distance – Provides 2.3 mm free working distance for imaging thicker specimens.
- Brightfield and PlasDIC Compatibility – Enhances contrast for a variety of microscopy applications.
- Cover Glass Compatibility – Optimized for 1.0 mm polystyrene cover glasses, ideal for live-cell imaging.
- Achromatic Correction – Minimizes chromatic aberrations for accurate color reproduction.
- Dry Objective – No immersion medium required, simplifying imaging procedures.
Applications:
- Cell Culture Observation – Optimized for viewing live cells in culture vessels with polystyrene cover glasses.
- Brightfield Microscopy – Suitable for general-purpose imaging applications.
- PlasDIC Imaging – Enhances contrast for differential interference contrast techniques.
Specifications:
Feature | Specification |
---|---|
Magnification | 40x |
Numerical Aperture (NA) | 0.55 |
Free Working Distance | 2.3 mm at 1.0 mm cover glass thickness |
Cover Glass Thickness | 1.0 mm (optimized for polystyrene cover glasses) |
Thread Type | M27 x 0.75 |
Immersion Medium | Dry (no immersion required) |
Field of View | 23 mm |
Parfocal Length | 45.06 mm |
Optical System | Infinity Color Corrected System (ICS) |
Color Correction | Achromatic |
Additional Details
Additional Details
- Manufacturer: Zeiss
- Model: LD A-Plan 40x/0.55 M27 Thread Size
- Catalog Number: 421260-9905
- Serial Number: N/A
- Condition: Used










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