PURPOSE: A multi-functional hood for a portable communication terminal is provided to reduce power consumption of a liquid display window and prevent a users privacy from being invaded, and easily control focus of a camera lens by interrupting rays. CONSTITUTION: A foldaway hood(113) is mounted ...
I’ve configured the ICU so that I can carry two camera bodies with lens attached, including the largest I use (the 100-400) and this leaves room for three more lenses in addition to the two attached to the cameras. In doing so, I have prioritized quick operation, such as not having...
Jellyfish HOO +RGB stars - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: This project was kind of a test of my older Canon 300mm f2.8 lens (EF v1, from 1994). Id used it a couple times before and it is quite the light bucket wi
Page 10 of 35 - Nikon Coloured Concentric Rings - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: It doesnt. The problem you were having had to do with the imaging train. In the thread its clearly described that Nikons compress
The laser light is scattered as it interacts with the particles (under Brownian motion) within the chamber, and the scattered light is collected by a microscope that has a camera mounted to it [136]. The camera on top of the microscope captures the movement of particles in a video, and ...
Flats (white shirt and tablet at full brightness, same ISO, Focal length and Focus) Up to now i did manually but yesterday I used the A mode of the camera and I got better flats Bias ( 1/4000 , same iso, capped lens) I got some new flats and got better results ...
If you are seeing quantization, that is coming from inside the camera. Probably from Nikon scaling the raw data in each channel. Jerry The interesting thing about that is that it does not happen with my D5500, the bias is dramatically "smoother", just a bit of noise at the edge of a ...
The utility model relates to a device to carry out times rotation and separation for an imaging beam in an optical axial plane which is vertical to the imaging beam, and the utitity model is positioned on a 135 camera lens. The device carrying out more times separation and exposure for a...