focus bracketing – Photo rumblings and whispers

Notes on OM System OM-1 digital camera (DRAFT)

Pedro J. Aphalo 2022-12-30 2023-01-08Equipment, Photography, Techniques 0

Quite a lot has been already written in the internet about the OM System’s OM-1 camera, but I write down here some notes comparing it to the E-M1 Mk II and highlighting some use cases. I share this notes in case someone else finds them useful, although they are mostly intended for myself. Among the things frequently mentioned is a lack of improvement in image quality between old and new image sensors (e.g., OM system OM-1 vs OM-5 – The 10 Main Differences). This is one example of where my own experience differs drastically from the quick and dirty tests…

Focus stacking

Pedro J. Aphalo 2015-10-23 2018-06-18Photography, Techniques 0

Focus stacking is a method for increasing depth-of-field in photographs, consisting in merging a set of photographs obtained using focus-bracketing. In this post I explain how it works, and why it is specially useful in macro photography.

Bracketing

Pedro J. Aphalo 2015-10-18 2018-06-18Photography, Techniques 0

[post revised on 2017-10-21] Definition and explanation Before describing different types of “image merging” workflows, I will explain some terms that I will be using in this blog. Today I will explain the meaning of bracketing. Bracketing consists in acquiring a series of images with different camera settings. The word bracketing comes from the idea that we have a target value for the setting, say exposure, and we acquire images with this exact target setting and settings both at slightly large and slightly smaller values (bracketing both “sides” of the target). At least three images need to be acquired for…