Is This True!
Every vidio store I go to here in my area they are pushing for a lens cleaning contract for 150 $$ is this a must or a way for more bucks?? THANXS, HOWIE
-
Acoustic Lens
An acoustic lens refers to a device or structure designed to manipulate the direction, dispersion, or focusing of sound waves. The term is inspired by the concept of optical lenses used in optics to manipulate light. The primary purpose of an acoustic lens is to modify the propagation characteristics of sound waves, enabling control over their distribution and spatial behavior. Acoustic lenses can be implemented in various forms, including physical structures, signal processing...16 July 2023, 15:18 Sunday -
I've assembled a Constant Image Height front projection system and need help finishing the last part of the project.
I have a prism based lens that expands a verticlly stretched image for this system.The lens is mounted to a sled that slides the lens into the path of the light and... -
Hi all,
I was wondering if any of you have experimented with lens filters. When I had my Panasonic PTAE 100, I was a bit disappointed by the screen door effect and the poor depth of field. Then one day while I was watching Harry potter with my brother, he put up his sunglasses. At first... -
A projector is the next toy to be purchased and the tyre kicking has begun. The Sanyo Z5 or Pana PT-AX200E seem to be the best for my budget and expectations. LCDs are the best option for me since I have to use lens shift to shoot between two pendent lights in the centre of the room.
... -
Hi, I have an opportunity to buy a used and well discounted demo Optoma lens and sled. I emailed Panamorph and they mentioned that the Optoma is a bit older and the current Panamorphs have some improvements. What they are, I don't know yet. I'm still waiting to hear back.
So the question...
Comment