54x250 mm N-BK7 Achromatic Lens, AR Coated

Product description

The achromatic lens made from N-BK7 material is designed to minimize chromatic and spherical aberrations, making it ideal for applications in microscopy, fluorescence imaging, and spectroscopy. With a focal length of 250 mm and a diameter of 54 mm, this lens effectively operates within the 0.7-1.7 μm and 400-700 nm wavelength ranges. Its doublet design enhances performance compared to single lenses, providing users with greater design flexibility. This lens is sourced from Jilin and is suitable for various optical applications requiring precision and reliability.

Key Features

Minimizes chromatic aberration, enhancing image clarity in microscopy applications.
Achromatic design reduces spherical aberrations, improving overall optical performance.
Diameter tolerance of +0.0, -0.05 mm ensures consistent fitting in optical systems.
Centration tolerance of ±1 arc minutes allows for precise alignment in complex setups.
OEM support available for custom configurations to meet specific project needs.

Available Sizes

Diameter x Focal Length (mm)
54 x 250

Applications

Microscopy

Specification Summary

Item	Value
Material	N-BK7
Shape	Achromatic
Diameter	54 mm
Focal Length	250 mm
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	0.5
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, the lens can be customized through OEM support to meet specific requirements.

What are the tolerances for this lens?

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