Experiment converting the Raynox DCR-250 macro filter into a sharp 125mm f/2.9 portrait lens. Optical calculations on the bellows, setup, and sample photos.
Have you ever thought about making your own lens? Learn how to take photos with a simple magnifying glass at home. Join this fun DIY project filled with optical basics, lens imperfections, and practical solutions!
Discover how to adapt old projection lenses like Meyer Diaplan and Zettar to modern cameras and how to achieve unique effects like “soap bubble bokeh.”
Turn your unused old camera lenses into a powerful Monocular or telescope with a simple adapter. Step-by-step instructions, practical tests, and tips.