Comparison of 5 UV flashlights / torches: AloneFire SV62 365nm; AloneFire SV108; Convoy S2+; UltraFire WF-501B; Old cheap. Looking at how much UV light they output, how much visible light they output, and what the light pattern looks like. [...]
Tags: UV induced fluorescence, UV Photography Posted in Reviews and info | No Comments » Last updated 2025/06/05 by Dave Kennard
Comparison of UVEX Super OTG (Over The Glasses) safety glasses, Normal eyeglasses, and SCVCN Cycling glasses in terms of using them to protect your eyes from UV. [...]
Posted in Reviews and info | No Comments » Last updated 2025/05/29 by Dave Kennard
Comparison of various flashes for their UV output: Godox AD200 with standard head, AD200 with bulb head and AD-S2 reflector, Vivitar 283, Cokin Creative Flash, Canon MT-24EX, and Godox R200 ring flash. [...]
Posted in Macro & Close-up, Reviews and info | No Comments » Last updated 2025/05/28 by Dave Kennard
A look at whether the claim that ISO is just metadata is true or not. Testing pushing low ISO exposures to match high ISOs and vice versa with RAW photos, and testing video with log gamma curves. [...]
Posted in Reviews and info | No Comments » Last updated 2025/05/28 by Dave Kennard
Comparison of the Schneider-Kreuznach Xenon-Emerald 28mm f/2.8 lens and Canon RF 28mm f/2.8 lens for false colour infrared photography. [...]
Tags: Infrared Photography Posted in Reviews and info | No Comments » Last updated 2025/04/26 by Dave Kennard
Comparison of various IR cut filters to allow you to take standard visible light images on a full spectrum camera. Looking at colour, green-cyan vignetting on wide-angles, and flare. [...]
Posted in Reviews and info | No Comments » Last updated 2025/04/13 by Dave Kennard
In this post I'll be looking at various different white balance targets and seeing how they compare when doing an in-camera white balance for infrared photography or video. (Only actually looking at stills but if you can get the in-camera white balance set correctly for stills then it will work for video too). I'll be […] [...]
Posted in Reviews and info | No Comments » Last updated 2025/02/24 by Dave Kennard
A guide on how to use a cheap M.2 NVME to CFExpress Type B card adapter with a cheap NVMe drive for a low cost fast CFExpress memory card that is far cheaper than commercially available cards. [...]
Posted in Photography Tutorials, Reviews and info | No Comments » Last updated 2025/01/04 by Dave Kennard
In this post I'll be looking at 23 different filter / filter combinations for infrared photography, mainly focusing on near infrared + visible light images, rather than pure near infrared images. I'll be looking at how the images appear white balanced, and for some, how they appear with certain hue shift or channel swaps. The […] [...]
Posted in Reviews and info | 1 Comment » Last updated 2024/09/22 by Dave Kennard
Review of the Pixel TF-334 adapter that lets you use Canon and Nikon speedlight flashes on a Sony Camera. [...]
Posted in Reviews and info | No Comments » Last updated 2024/09/09 by Dave Kennard
