Author: Jörgen Hellberg
I have just updated the section about microscope lenses
Mitutoyo M plan Apo 5x Mitutoyo M plan Apo 10x Mitutoyo M plan Apo 20x Some people regard the Mitutoyo M plan Apo’s to be the gold standard for photographing trough a microscope objective from 5x and up. Having problems with the chromatic aberration with some subjects when I used other non-apo microscope objectives and […]
Dor beetle
Anoplotrupes stercorosus, the dor beetle, is a species of earth-boring dung beetle. (Skogstordyvel in Swedish). Gear and teqnique was the same as I used for the Rose Chafer, Camera Canon EOS 6D, Lens MP-E65mm f/2.8 1-5x Macro Photo, pictures stacked in Zeren Stacker. Link to this picture at Alamy
Common sundew at midsummer
Visiting the grandparent’s cottage, the day before midsummer, I found this beautiful specimen of Round-leaved sundew or common sundew (Drosera rotundifolia) down by the lake. Common sundew can be found round the globe in the northern hemisphere. The drops on the leaves are used to catch and digest insects. I wanted to have most of […]
A cold and windy summer evening in Steninge Halland
One of my favourite places in Sweden is the west coast in Halland. My first memories, from this coast goes back to the 60: s racing down a snow-covered sand dune on a red sled. I have been camping here during beautiful summer weeks but this time bringing the family I rented a cabin – […]
Photogrammetry step 4 – Preparing a model for upload is online
In this step I show you how to Select and delete free floating debris Select and smooth artefacts on the surface of the model Decimate the model Adjust the texture / UV map Read more here; Photogrammetry step 4 – Preparing a model for upload
Lavender summer
Essex skipper (Thymelicus lineola), Mindre tåtelsmygare, is one of our common guests in our lavender bushes. A less common guest is the interesting Hemaris fuciformis, broad-bordered bee hawk moth, (Humledagsvärmare) with its almost transparent and very fast wings. For these photos I used the Canon 6D camera with the EF 100 mm f2.8L Macro IS […]
My Photo PC build web page is on line
I have started to list the components that I use for my photo PC. My ambition is to have a PC with enough speed for focus stacking for a reasonable price. Read more on the web page. My Photo PC build.
Closing in on the Rose chafer
Even if this bird-like figure has a slight resemblance to human rock carvings it is as far from it at it can be. This is a small detail of the abdomen of the beetle Rose chafer (Cetonia aurata). For this photo I used a Polarized light and a Nikon plan fluor 20x ELWD 20x NA […]
Detail of a rock carving
This is a detail from one of Sweden’s largest rock carvings. It is one of two horses that are pulling a carriage. The carving is dated to the bronze age 1800-500BC. The carving is called Örstaristningen and can be found close to bird lake Angarnssjöängen in Vallentuna. You can buy this picture from Alamy at […]
Updated the depth of field page
I have uppdated the depth of field page with some example calculations of depth of filed (DOF) with green light and air, using this formula. Read more here, Depth of Field