광학 공학 및 카메라 공학 기술 블로그

머신 비전에서의 자동 초점

How machine vision autofocus works: fixed focus vs autofocus, voice-coil and piezo M12 mounts, manual focus mechanics, and contrast vs ph...

머신 비전에서 F-값이란 무엇인가요?

F-number explained for machine vision: how aperture sets exposure, depth of field, and the diffraction limit, plus how to choose F/# for ...

카메라 모듈을 위한 능동 정렬

Active alignment positions a lens to the image sensor in six degrees of freedom while measuring MTF live, then locks it with UV-cure adhe...

렌즈 마운트 가이드: M12 vs C-마운트 vs CS-마운트

Compare specs, adapters, sensor coverage. Engineering guide for machine vision. M12 lens (S-Mount) mount: M12×0.5mm thread. CS-mount: 12....

CMOS 센서 크기 표 및 포맷 가이드

The sensor format size and pixel size of digital camera impacts many performance attributes of camera. The format type of a digital camer...

레이 앵글 국장(CRA)과 센서 불일치

The chief ray angle (CRA) of a lens and the chief ray of a sensor affect image quality factors such as color shading and vignetting.

M12 렌즈란 무엇인가? (S-마운트 렌즈)

An M12 Lens / S-Mount lens is a miniature lens with 12mm diameter threads. Despite the small size, these lenses can outperform DSLR camer...

카메라 렌즈 청소 방법

Ever wondered about the best practices to clean a lens or image sensor? Our optical engineering experts have put together this article to...

What Is Image Noise?

High Dynamic Range (HDR) in Cameras

Motion Blur in Machine Vision

Camera Exposure Explained

컴퓨터 비전을 위한 영상 품질 지표

This post explores 12+ Image Quality Metrics and the impact on computer vision. The blog posts and video are from a talk that Max H gave ...

광각 렌즈 대 어안 렌즈와 왜곡

Optical distortion is a third order transverse aberration. The simple explanation is that distortion is the change in magnification (angu...

해상도란 무엇인가? 카메라와 디스플레이

Even the experts interchangeably use the term "Resolution" when it actually refers to four different technical metrics. We ran across thi...

카메라 초점 맞추는 방법 (M12 및 C-마운트 렌즈)

If you've recently purchased one our M12 lenses or C-Mount lenses, the first step is to assemble your camera. We also offer camera module...

라즈베리 파이 HQ 카메라용 M12 렌즈

A few early users of our lenses are actively involved in the RPi community and mentioned the products in a thread. And many people were c...

니콘 D750 대 아이폰 11 프로 카메라 성능 비교

셔터 속도: HDR 및 저조도 촬영

Shutter speed (or pixel integration timing) is a critical factor when defining the required low-light capabilities of a sensor/lens combi...