scottelijahel2445 scottelijahel2445
  • 02-07-2021
  • Physics
contestada

Glass lenses are practically opaque to an emission source with the wavelength shorter than 400nm. (True or False)

Respuesta :

moya1316 moya1316
  • 04-07-2021

Answer:

the statement is TRUE

Explanation:

Most lenses are made of glass that has a strong absorption below 400 nm,

Only special evaporation lenses are made of quartz and fused silica which has a high absorption below 200 nm.

therefore the statement is TRUE

Answer Link

Otras preguntas

Why is carbon unique among the elements?????
What role should the government have in enforcing equal rights for Americans?
A merry-go-round makes 18 rotations in 3 minutes. What is its angular speed in rpm?
solove. draw and lable a tape diagram to subtract tens. write the new number sentence.a. 23 - 9 = 24 - 10 =
Translucent definition: __________ is allowed to pass through translucent objects.
Why does a bike get heavier when it rusts???Very confussed, I cant find anything on the internet :( please help
To make curtains for a living room window for a customer, you will need three pieces of fabric in the following lengths: 3 feet, 3 feet, and 5 feet. What is th
How many cups are in 1 gallon of water
BY using eight eights  and addition only can you make 1000?????/
A man exchanged a dollar bill for change and received 7 coins, none of which were half dollars. How many of these coins were dimes?