About Lenses and depth of field.

I mentioned in a “About Zoom lenses – Pt1” a discussion at DPreview forums regarding depth of field and how zoom users in particular would go about determining how to approach the subject. For most people reading through the various comments it would seem that no one seemed to have a particularly good grasp of the process. The keyboard warriors among them sallied forth with more … Continue reading About Lenses and depth of field.

About Zoom lenses – Pt1.

Weighty Issues. What lens should you use?  Its a common question and one that’s often seen on photography forums and often opens up a nightmare discussion. Case in point is the current discussion in the Fuji X system forum at DPreview. Click this link to see the discussion. The forum post topic is the following question – “How do zoom shooters actually calculate their shots?” … Continue reading About Zoom lenses – Pt1.

Canon 600D Astrophotos & 18-135mm f3.5 -5.6 IS lens.

An extremely cold night under the stars with the Canon 18-135mm f3.5 -5.6 IS lens. I shot the lens at 18 mm and at 135mm to get a feel for the ability of the lens. I found it to be reasonably well corrected with a certain amount of coma and chromatic aberration at the edges although to be fair not as much as I had … Continue reading Canon 600D Astrophotos & 18-135mm f3.5 -5.6 IS lens.

Canon 18-135 mm f3.5-5.6 telephoto lens.

The above lens arrived safe and sound about two weeks ago. Unfortunately with crappy winter weather, work and ongoing health issues I haven’t had a chance to really test the lens. I can say that it is in excellent condition and looks little used. This version of the lens is the original variant not an STM or NANO version. The lens is fast focusing, and … Continue reading Canon 18-135 mm f3.5-5.6 telephoto lens.