28x6 mm N-BK7 Achromatic Lens, AR Coated

Achromatic lenses minimize chromatic aberration for microscopy and spectroscopy, available in custom sizes and precise tolerances.

Core attributes

Material: N-BK7
Shape: Achromatic
Diameter: 28 mm
Focal Length: 6 mm
Surface Quality: 20/10
Coating: anti-reflective (AR)
Transmission bands: NIR (0.7-1.7 μm), VIS (400-700 nm)

Product description

Achromatic lenses effectively minimize chromatic aberration, making them ideal for applications such as microscopy and spectroscopy across a range of wavelengths (0.7-1.7 μm and 400-700 nm). With a diameter of 28.0 mm and a focal length of 6.0 mm, these lenses offer enhanced design flexibility compared to single lenses. Their dual-element design optimizes performance, ensuring high-quality imaging essential for precision tasks in R&D and medical applications.

Key Features

Achromatic design reduces chromatic and spherical aberrations, enhancing image clarity.
Surface quality of 20/10 ensures minimal distortion for critical imaging applications.
Diameter tolerance of +0.0, -0.05 mm allows for precise fitting in custom setups.
Centration tolerance of ±1 arc minutes supports accurate alignment in optical systems.
OEM customization options available for tailored solutions to meet specific project needs.

Available Sizes

Diameter x Focal Length (mm)
28 x 6

Applications

Microscopy

Specification Summary

Item	Value
Material	N-BK7
Shape	Achromatic
Diameter	28 mm
Focal Length	6 mm
Surface Quality	20/10
Coating	anti-reflective (AR)
Transmission bands	NIR (0.7-1.7 μm), VIS (400-700 nm)

Full Specifications

Parameter	Value
Type	Achromatic Lens
Customized Support	OEM
Warranty	A month
Weight	0.02
Product	Achromatic lens
Diameter Tolerance	+0.0, -0.05mm
Center Thickness Tolerance	±0.1mm
Centration	±1 arc minutes

FAQ

Can I get custom sizes for this lens?

Yes, OEM customization options are available for tailored solutions.

What are the tolerances for this lens?

Diameter tolerance is +0.0, -0.05 mm, and center thickness tolerance is ±0.1 mm.