ViewTube

Optics and electro-optics

#182 Panaplex Display

#182 Panaplex Display

#184 2N2222A transistor under the microscope

#184 2N2222A transistor under the microscope

#185 Poor Man's Dark Field Microscope

#185 Poor Man's Dark Field Microscope

#187 40x objective

#187 40x objective

#194 IR sensor

#195 IR DIY kit emitter detector

#195 IR DIY kit emitter detector

#196 IR DIY kit emitter detector schematic

#196 IR DIY kit emitter detector schematic

#197 IR DIY kit emitter detector scope traces

#197 IR DIY kit emitter detector scope traces

#199 tearing a lens apart

#199 tearing a lens apart

#263 emitter detector opto-electronics

#263 emitter detector opto-electronics

#264 barcode reader design

#264 barcode reader design

#266 story time: HP, IBM, Barcodes and the personal computer

#266 story time: HP, IBM, Barcodes and the personal computer

#291 measuring spectra of glow sticks

#291 measuring spectra of glow sticks

#292 measuring LED spectra

#292 measuring LED spectra

#379 lens teardown and repurpose

#379 lens teardown and repurpose

#383 multiple IR emitter/detector sensors

#383 multiple IR emitter/detector sensors

#407 different colored LEDs under the microscope

#407 different colored LEDs under the microscope

#427 Measuring the photoelectric effect

#427 Measuring the photoelectric effect

#431 Testing a small solar panel

#431 Testing a small solar panel

#483 Philips Prism

#483 Philips Prism

#530 White LED construction

#530 White LED construction

#559 TIR Tulip Lens for LEDs

#559 TIR Tulip Lens for LEDs

#610 Wollensak Direct View Spectroscope

#610 Wollensak Direct View Spectroscope

#708 Optical Integrating or Ulbricht Sphere

#708 Optical Integrating or Ulbricht Sphere

#724 CPC Compound Parabolic Concentrator

#724 CPC Compound Parabolic Concentrator

#743 Basics: How Image Sensors Work

#743 Basics: How Image Sensors Work

#755 Why is a Camera Lens so Complicated?

#755 Why is a Camera Lens so Complicated?

#786 Photoelectric Effect in Neon Bulbs Measured by Electrometer

#786 Photoelectric Effect in Neon Bulbs Measured by Electrometer

#798 Optocoupler Optoisolator Cascode Configuration

#798 Optocoupler Optoisolator Cascode Configuration

#850 NE-77 Trigger Tube like a tiny Krytron

#850 NE-77 Trigger Tube like a tiny Krytron

#853 NE-2 Neon Bulb Flasher Circuit

#853 NE-2 Neon Bulb Flasher Circuit

#857 MTX90 Neon Tubes

#857 MTX90 Neon Tubes

#911 Color Sequential Micro-mirror LED Projector

#911 Color Sequential Micro-mirror LED Projector

#929 Computer Mouse Optics

#929 Computer Mouse Optics

#1001 DIY Optical Magnifiers

#1001 DIY Optical Magnifiers

#1016 RGB Color Display Science

#1016 RGB Color Display Science

#1046 Strange Optical Filters

#1046 Strange Optical Filters

#1049 LEDs don't like the heat

#1049 LEDs don't like the heat

#1053 X-cube

#1072 Vacuum Fluorescent Displays VFD

#1072 Vacuum Fluorescent Displays VFD

#1152 Human Eye Optics

#1152 Human Eye Optics

#1160 Friggin Laser Beams

#1160 Friggin Laser Beams

#1184 TSL230 Light to Frequency

#1184 TSL230 Light to Frequency

#1191a Webb Telescope Images Colorization

#1191a Webb Telescope Images Colorization

#1192a Webb Telescope Image Mirror Galaxies

#1192a Webb Telescope Image Mirror Galaxies

#1264 UV LEDs (part 2 of 3) Fluorescent Rocks

#1264 UV LEDs (part 2 of 3) Fluorescent Rocks

#1265 UV LEDs (part 3 of 3) Fluorescent Science

#1265 UV LEDs (part 3 of 3) Fluorescent Science

#1303 LinkMicro LM246MS Microscope review

#1303 LinkMicro LM246MS Microscope review

#1399 Optical Page Scanner Design

#1399 Optical Page Scanner Design

#1432 Simple Lenses Suck

#1432 Simple Lenses Suck

#1441 Sun Glasses and Wire Grid Polarizers

#1441 Sun Glasses and Wire Grid Polarizers

#1445 Olympus BH Microscope BF DF Illuminator and Neo Objectives

#1445 Olympus BH Microscope BF DF Illuminator and Neo Objectives

#1446 Microscope Illumination Modification

#1446 Microscope Illumination Modification

#1449 HP Optical mouse secrets

#1449 HP Optical mouse secrets

#1451 HP Shaft Encoders secrets

#1451 HP Shaft Encoders secrets

#1454 10" HDMI LCD Digital Microscope Opqpq ODM501 Review

#1454 10" HDMI LCD Digital Microscope Opqpq ODM501 Review

#1458 Microscope Stand

#1458 Microscope Stand

#1520 Gestural Computer Sensor Teardown

#1520 Gestural Computer Sensor Teardown

#1560 Minox and Minolta Spy Cameras

#1560 Minox and Minolta Spy Cameras

#1561 DM202M Microscope with DVM

#1561 DM202M Microscope with DVM

#1687 Xtherm II T2S+ Thermal Camera Review

#1687 Xtherm II T2S+ Thermal Camera Review

#1698 These are not 365nm UV Flashlights

#1698 These are not 365nm UV Flashlights

#1798 Nikon Coolpix Camera Teardown

#1798 Nikon Coolpix Camera Teardown