In a previous blog post, I detailed how I had set up a Pi HQ camera with a Pi 4 and tested it with a CCTV camera lens. As I wrote in that post, one of the great things about … Continue reading →

Many modern course microscopes are equipped with a condenser and an associated condenser diaphragm. The purpose of the condenser is to concentrate the light onto the specimen, its diaphragm regulates resolution, contrast and depth of field. What is the function … Continue reading →

7 affordable lenses for Fujifilm users Fujifilm XC 35mm f2 Lens. Lensbaby Composer Pro II with Sweet 50 Optic. Fujifilm 35mm f2 R WR Fujinon Lens – Black. Fujifilm 23mm f2 R WR XF Lens – Black. Fujifilm 50mm f2 … Continue reading →

Canon EF/EF-S lens mount. Canon T8i has a Canon EF/EF-S lens mount and currently there are 333 native lenses available for this mount. Canon T8i doesn’t have a sensor based image stabilization system but 113 of these lenses already comes … Continue reading →

Micro Four Thirds mirrorless. The Panasonic Lumix DC-G9 is a Micro Four Thirds mirrorless interchangeable lens camera body announced by Panasonic at the end of 2017.Panasonic Lumix DC-G9. Overview Type Micro Four Thirds system mirrorless camera Released December 2017 Lens … Continue reading →

Re: Olympus Lens on Panasonic G9 – Any incompatibility ? You will not have any issues with those lenses on either Panasonic or Olympus cameras. Can you use Olympus lenses on Panasonic? Panasonic and Olympus lenses are entirely cross-compatible with … Continue reading →

If possible, lean against a wall or a tree for additional support. Take slow, deep breaths and press the shutter release at the end of your exhale. Look through the viewfinder instead of at the LCD screen to compose shots. … Continue reading →

Lightning in and of itself doesn’t do anything to improve sound quality. It’s just a connector. If you keep the same enclosure, drivers, and other design bits, nothing’s going to change. That said, Lightning headphones can sound better — but … Continue reading →

Actually, both digital and analog cables matter. In fact, the cable at your source (the digital one) matters more because if you skimp on that, your expensive analog one further downstream will simply be a waste of money. Does quality … Continue reading →

The 5 Best USB Flash Drives to Store Music in 2022 Best Overall: SanDisk Ultra 128GB Dual Drive at Amazon. Best Budget: SanDisk Cruzer CZ36 at Amazon. Best Design: Samsung 128GB Bar Plus at Amazon. Best for Travelers: Patriot Supersonic … Continue reading →

In Canon 60d Manual the solution to this error is given in such way that: Turn the power off, then remove and re-install the battery. Then turn the power on again. How do I fix Error 20 on my Canon … Continue reading →

The Panasonic S5 was announced back at the beginning of September 2020, with an on-sale date of later that month. Is Panasonic S5 worth buying? The S5 is the best full-frame camera for the money for videographers. It records internally … Continue reading →

An ISO between 400–800 works great on an overcast day. Exposure — Lower your shutter speed to let more light reach the cell, making your photos brighter. A tripod helps you keep your camera from shaking. What shutter speed is … Continue reading →

Let’s see how to use lens formula (1/v-1/u= 1/f) to locate images without having to draw ray diagrams. WHAT IS lens and its formula? Magnification of a lens is defined as the ratio of the height of an image to … Continue reading →

Then one ocular division (smallest increment on the scale) = 10 µm at 100 power. The conversion to other magnifications is accomplished by factoring in the difference in magnification. In the example, the calibration would be 25 µm at 40x, … Continue reading →