Plano Concave Lens D25.4mm Uncoated

These simple negative lenses have many uses. Alone they form a virtual image of a distant object or collimated light source. Used in combination with other optics they reduce the power of the system. Sharp edges which are common in negative lenses are removed by beveling in order to reduce the likelihood of chipping.
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Starting at: €21.83 Excl. Tax €26.20 Incl. Tax
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Data sheet Plano Concave Lens D25.4mm Uncoated

Description

These simple negative lenses have many uses. Alone they form a virtual image of a distant object or collimated light source. Used in combination with other optics they reduce the power of the system. Sharp edges which are common in negative lenses are removed by beveling in order to reduce the likelihood of chipping.

There are three types of plano concave lenses available; BK7 for use in visible range to infrared wavelength range.

BK7 lenses are also available with three types of anti-reflection coatings, visible wavelength range, in the near-infrared range and in the infrared range.

Our lenses are listed by outside diameter and focal length to assist your selection according to required specifications.

Other Specifications

- RoHs : Yes
- Centration : <1′
- Diameter φD : φ25.4mm
- Wavelength range of Antireflection Coating : Uncoated
- Refractive index ne : 1,519
- Material : BK7
- Clear aperture : 90% of the diameter
- Coating : Uncoated
- Design Wavelength : 546.1nm
- Surface Quality (Scratch-Dig) : 20−10

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