The “Error 99” ‘Shooting is not possible‘ is shown on the Canon Camera’s LED while trying to take a picture and it usually indicates an issue with the camera’s shutter. This can be due to blockage in its path or … Continue reading →

thanks. F00 means the camera cannot establish electronic contact with a lens. Which is to be expected because you, in fact, do not have a lens with electronic contact. To allow your camera to shoot when F00 is displayed, you … Continue reading →

A lens stamped 1.8 / 55 means that the focal length is a fixed 55mm. Prime lenses have only one focal length, while zoom lenses have a range of focal lengths. Smaller numbers are wide-angle lenses. The larger the number, … Continue reading →

The button that fires the camera is also called “shutter” or “shutter button”, because it triggers the shutter to open and close. What does the shutter button do? In photography, the shutter-release button (sometimes just shutter release or shutter button) … Continue reading →

How do you stabilize a telephoto lens? Tips on Photographing Hand-Held with Telephoto Lenses Angle the Left Side of Your Body Towards Your Subject. Form a Solid Support Triangle. Adjust the Angle of Your Arm Extension. Control your Breathing. Shutter … Continue reading →

A microscope is an instrument that can be used to observe small objects, even cells. The image of an object is magnified through at least one lens in the microscope. This lens bends light toward the eye and makes an … Continue reading →

Currently, India has two CEMs. The first national facility was established in September 2017 at the National Centre for Biological Sciences, followed by the Advanced Centre For CEM at the Indian Institute of Science. Both institutes are in Bengaluru and … Continue reading →

Social workers will also demonstrate cultural humility and sensitivity to the dynamics of power and privilege in all areas of social work. Cultural competence requires social workers to examine their own cultural backgrounds and identities to increase awareness of personal … Continue reading →

Generic solutions are safe and FDA approved, but formulations may change from time to time depending on the supplier and manufacturer. The product may not always be the same exact solution every time you buy it. Is generic contact solution … Continue reading →

Grab your camera and set your camera mode to “Aperture Priority“. Set your lens aperture on your camera to the lowest possible number the lens will allow, such as f/1.4 if you have a fast lens or f/3.5 on slower … Continue reading →

The advantage of a high power objective lens is that it provides a higher degree of magnification, which allows you to “zoom” in closer to the object being studied and see more detail. However, a lower power lens will provide … Continue reading →

The high-powered objective lens (also called “high dry” lens) is ideal for observing fine details within a specimen sample. The total magnification of a high-power objective lens combined with a 10x eyepiece is equal to 400x magnification, giving you a … Continue reading →

In photography, aperture (also called f-number) refers to the diameter of the aperture stop (the stop that determines the brightness in a photo at an image point). Shutter speed on the other hand, is the total amount of time the … Continue reading →

The Brookfield Model of Reflection is a tool that helps teachers discover the value of their lessons through critical self-reflection. Brookfield indicates that critically reflective teachers make excellent teachers that are able to convey their own voice to others in … Continue reading →

Eyepiece which contains a lens to magnify an image 10x that projected by the objective lens. Connects the Ocular Lens to the Objective Lenses and provides alignment to direct the light from the specimen into the viewer’s eye. You just … Continue reading →