What is Black Light
A black light, also known as an ultraviolet (UV) lamp or UV-A light, is a type of lamp that emits ultraviolet light. It is named “black light” because the emitted light is outside the range of human vision, appearing as a dark glow when the lamp is turned on in a dark room. The inventor of glass UV filters, Robert Williams Wood, is honored with the term “Wood’s lamp.”
Unlike regular light bulbs that primarily emit visible light, a black light emits most of its light in the UV portion of the spectrum, with very little visible light. This makes it useful for applications that require UV radiation, such as counterfeit detection, forensic investigations, and entertainment purposes like creating special effects.
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Hubungi kami untuk sensor gerak PIR lengkap, produk hemat energi yang diaktifkan oleh gerakan, sakelar sensor gerak, serta solusi komersial Okupansi/Vakansi.
The glow observed under a black light is caused by phosphors, which are substances that emit visible light in response to radiation. When the UV radiation emitted by the black light interacts with phosphors, it is converted into visible light, resulting in the characteristic purplish glow.
Mungkin Anda Tertarik Dengan
- Sensor keterhunian PIR pemasangan di langit-langit dengan output relai kontak kering
- Suplai tegangan rendah 12/24VDC atau 12/24VAC
- Kontak relai terisolasi COM, NO, dan NC untuk input EMS, HVAC, dan kontrol bangunan
- Sakelar sensor gerak gelombang mikro pemasangan tanam di langit-langit bertegangan rendah DC
- Input 12 VDC / 24 VDC dengan rentang 10-30 VDC
- Arus kerja maksimum 10A dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak gelombang mikro pemasangan tanam di langit-langit untuk beban lebih tinggi
- Input tegangan saluran 100-265 VAC, model 10A
- Deteksi gelombang mikro 5,8 GHz dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak gelombang mikro terpasang rata (recessed) pada langit-langit
- Input tegangan saluran 100-265 VAC, model 5A
- Deteksi gelombang mikro 5,8 GHz dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Dimmer sensor keberadaan PIR RZ037 pasang langit-langit untuk daya 220V
- Arus kerja maksimum 3A dengan beban terukur 660W
- Tombol LUX mengontrol ON/OFF sensor cahaya dan kecerahan redup yang diatur pengguna
- Dimmer sensor keberadaan PIR RZ037 pasang langit-langit untuk daya 110V
- Arus kerja maksimum 3A dengan beban terukur 330W
- Tombol LUX mengontrol ON/OFF sensor cahaya dan kecerahan redup yang diatur pengguna
- Sakelar sensor gerak gelombang mikro pasang langit-langit DC tegangan rendah
- Input 12 VDC / 24 VDC dengan rentang 10-30 VDC
- Arus kerja maksimum 10A dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak gelombang mikro pasang langit-langit untuk beban lebih tinggi
- Input tegangan saluran 100-265 VAC, model 10A
- Deteksi gelombang mikro 5,8 GHz dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak gelombang mikro pasang langit-langit
- Input tegangan saluran 100-265 VAC, model 5A
- Deteksi gelombang mikro 5,8 GHz dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak PIR terpasang rata (recessed) pada langit-langit DC tegangan rendah
- Input 12 VDC / 24 VDC dengan rentang 10-30 VDC
- Arus kerja maks 10A dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak PIR pemasangan plafon tanam beban lebih tinggi
- Input tegangan saluran 100-265 VAC, model 10A
- Deteksi 360 derajat dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Sakelar sensor gerak PIR pemasangan plafon tanam
- Input tegangan saluran 100-265 VAC, model 5A
- Deteksi 360 derajat dengan penundaan waktu, ambang batas Lux, dan sensitivitas yang dapat disesuaikan
- Kit sakelar dan penerima nirkabel untuk kontrol pencahayaan ON/OFF dalam ruangan
- Penerima 100-230VAC, 50/60Hz dengan arus pengenal 5A
- Sakelar nirkabel berdaya baterai CR2032 dengan komunikasi 2,4GHz
- Okupansi (Auto-ON/Auto-OFF)
- 12–24V DC (10–30VDC), hingga 10A
- Cakupan 360°, diameter 8–12 m
- Penundaan waktu 15 dtk–30 mnt
- Sensor cahaya Mati/15/25/35 Lux
- Sensitivitas Tinggi/Rendah
- Mode okupansi Auto-ON/Auto-OFF
- 100–265V AC, 10A (memerlukan netral)
- Cakupan 360°; diameter deteksi 8–12 m
- Penundaan waktu 15 dtk–30 mnt; Lux NONAKTIF/15/25/35; Sensitivitas Tinggi/Rendah
- Mode okupansi Auto-ON/Auto-OFF
- 100–265V AC, 5A (memerlukan netral)
- Cakupan 360°; diameter deteksi 8–12 m
- Penundaan waktu 15 dtk–30 mnt; Lux NONAKTIF/15/25/35; Sensitivitas Tinggi/Rendah
- 100V-230VAC
- Jarak Transmisi: hingga 20 m
- Sensor gerak nirkabel
- Kontrol kabel (hardwired)
Pertanyaan yang Sering Diajukan
What Color Light Kills Mold
UV-A, also known as black light, is a common type of light. UV-B is derived from the sun. On the other hand, UV-C has the ability to eliminate mold, bacteria, and mildew. It is frequently utilized in medical settings to safeguard equipment.
What Is the Difference Between a UV Light and a Black Light
For instance, blacklights have various applications such as examining objects under a microscope and detecting bloodstains on clothing. On the other hand, UV lights are primarily used for sterilizing medical instruments and other items. Additionally, they are utilized to determine the level of contamination on photographic paper, which is crucial for archiving photos.
What Does a Black Light Do to a Room
If you switch on a black light bulb in a dimly lit room, you will notice a distinct purplish illumination emitted by the bulb. However, what remains invisible to the naked eye is the ultraviolet light that the bulb is concurrently emitting. It is important to note that our eyes are capable of perceiving visible light within a spectrum that encompasses colors such as red, orange, yellow, green, blue, and violet.
Is a Black Light the Same as a LED
Black light technology is easily achievable with LED technology. LED’s have the capability to emit light at various wavelengths, including the range of 385-400nm which is commonly associated with black light. However, it is generally believed that a slightly lower wavelength is ideal for achieving the best black light effect.
How Harmful Is Blacklight
Exposure to UVA from black lights is considered to be below the recognized safe limits and does not pose a hazard to individuals using them, working in their vicinity, or having them in their home. UVA is believed to contribute to premature aging and has recently been associated with certain skin cancers, although UVB is the primary cause of skin cancer.
