Meniscus Lens April 09, 2020

09 Apr 2020

PARAMETER:

BRD Optical provide meniscus lens in both positive and negative focal lengths. These lenses are useful when used with another lenses to increase or decrease the focal length. This lens element configuration does not introduce any additional coma or spherical aberrations.

Specification

Material	Optical glass/ Fused silica/ sapphire etc.
Diameter	2mm~300mm
Diameter tolerance	±0.05mm(≤50mm)
Diameter tolerance	±0.1mm(＞50mm)
Focal length	-50mm~-2000mm
Focal length tolerance	±0.2%（＜10mm）
	±0.5%（＜10mm-1000mm）
	±1%（＜＞1000mm）
Center Thickness	2mm~20mm
Surface quality	60/40， 40/20， 20/10
Surface accuracy	λ/2~λ/10@632.8nm，532nm
Clear Aperture	>85% dig diameter
Centration
Coating	As per customer’s request

CONTACT DETAILS

ECOPTIK

No. 399 Bo Cai Road

High-Tech Development Area

Changchun

Jilin

130012

China

Tel: +86 431 8918 0668 - 801

Email Us

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