Zomei IR filters review & comparison

January 3rd, 2015

A review of three Zomei Infrared filters - 680nm, 760nm, and 850nm, and how they compare to various other infrared filters. [...]

A few false colour IR photos from a recent walk

October 29th, 2013

Some photos from a recent walk taken with a Fuji IS Pro camera and Hoya 25A Red filter to give Red + Infrared images. Most of the photos have been processed to give a false colour infrared image. [...]

Using the Hoya 25A Red filter for B&W photography

June 15th, 2012

Is there any benefit of using a 25A red colour filter on the lens for black and white photography with a digital camera, or is it better to take a colour photograph with no filter and then convert to black and white? In this post I look at the differences. [...]

Great Bowden in Infrared (Hoya 25A test)

May 30th, 2012

Photos taken around the village of Great Bowden, near Market Harborough in Leicestershire, using an Infrared sensitive camera (Fuji IS Pro) and the Hoya 25A Red filter. [...]