Electrical Engineering

Questions tagged [photometry]

Ask Question

Anything related to *photometry*, the field of physics that study the theory and the techniques used to measure light as it is perceived by the human eye. In engineering photometry is applied especially to all problems of lighting design.

7 questions
Newest
Active
Bountied
Unanswered
Filter by
Sorted by
Tagged with
0
votes
1answer
682 views

Causes for Saturation in Transimpedance Amplifier Circuit

I have a transimpedance amplifier circuit with a Silicon Photomultiplier as shown below: simulate this circuit – Schematic created using CircuitLab We're using the SensL MicroFJ-60035 Silicon ...
0
votes
1answer
93 views

Using on-board amplifiers instead of external amplifiers

I'm trying to replicate a Silicon Photomultiplier array multiplexing scheme by SensL. The link to their application note is found here: http://sensl.com/downloads/ds/TN-...
2
votes
5answers
696 views

Timing Improvements to Silicon Photomultiplier Transimpedance Amplifier Circuit

I'm designing another Silicon Photomultiplier circuit. Right now, it is in the theoretical stage. My team and I have made numerous circuits, and the basic template is below: simulate this circuit &...
1
vote
1answer
45 views

Can photocells (PN Juctions) be stacked?

Can photocells (the PN junctions) be stacked (3) on top of each other (not just side-by-side) to let each PN junction produce electrical energy from the visible light, Infrared (IR) and ultraviolet ...
0
votes
2answers
132 views

Crosstalk issues with Photomultiplier Circuit

I'm working on a circuit involving Silicon Photomultipliers. Two SiPMs are in parallel together, and they go to a feedback amplifier circuit where the current signal gets filtered and converted into a ...
0
votes
2answers
439 views

Is electric power equal to its radiant flux? [closed]

I just want to ask, is electric power equal to radiant flux? In calculating intensity, it is the total light power emitted (radiant flux) divided by the surface unit area.
0
votes
2answers
214 views

Does air flowing over a bulb affect the amount of lumens produced? [closed]

If a bulb is cooled by air flowing over it, would that change the way light is emitted? I see contradicting evidence that air cooling bulbs changes how much light is emitted because the cooler air ...