Estimating optical characteristics of a camera component using sharpness sweep data

JR Rukes - US Patent 8,711,275, 2014 - Google Patents
BACKGROUND The ability of a camera to produce a photograph that faith fully depicts a
scene is governed in large part by its optical performance. There are several technical …

[HTML][HTML] Zoom Auxiliary Imaging Lens Design for a Modulation Transfer Function Test System

Y Sheng, S Xu, C Zhang, B Su, D Cao, Z Chen - Photonics, 2025 - mdpi.com
In this paper, we propose a zoom auxiliary imaging lens based on the four-component
mechanical zoom method for a modulation transfer function (MTF) test system. The auxiliary …

[PDF][PDF] 高分辨率手机镜头精密组装多光轴聚焦镜头设计

陈方涵, 赵光宇, 张晓梅, 蒋仕龙, 温志刚 - 光子学报, 2021 - researching.cn
为解决玻塑混合高分辨率手机镜头制造中, 玻璃镜片与塑料镜组在组装时存在的位置敏感,
效率和良品率低等问题, 基于多点式无限共轭调制传递函数测量的实时反馈对准与组装方法成为 …

Metrology of Injection Molded Optics

S Bäumer - Handbook of Plastic Optics, 2010 - Wiley Online Library
All products have to go through a design–build–test cycle. Every single step in this process
is equally important. Only if all steps of the whole product development cycle are filled in at a …

Fabrication of tunable plasmonic substrates using a table-top gold coater and a hot plate, their optical characterization, and surface enhanced Raman activity

A Arora, A Krishnan - Journal of Applied Physics, 2015 - pubs.aip.org
We present a simple scalable technique for repeatable fabrication of large area (cm 2)
electromagnetic hot spots using tunable Localized Surface Plasmon Resonance (LSPR) …

High resolution wavefront measurement of aspheric optics

I Erichsen, S Krey, J Heinisch… - … in Lens Design and …, 2008 - spiedigitallibrary.org
With the recently emerged large volume production of miniature aspheric lenses for a wide
range of applications, a new fast fully automatic high resolution wavefront measurement …

Design of a modulation transfer function test system

S Xu, J Wu, Y An, B Su - International Conference on Optics …, 2023 - spiedigitallibrary.org
A modulation transfer function test system that can test miniature lenses quickly is designed,
compared with the traditional pattern contrast test method. In this paper, the design of an …

[PDF][PDF] Fast in-line testing of lenses for wafer-level digital camera technology

M Cherrier, I Erichsen - Citeseer
Conclusion Several installations of WaveMaster PRO are currently used in industrial
settings, measuring large wafers with diameters up to 200mm that contain several thousand …