4.  Excimer “lasers” having any of the following: a.  Output wavelength not exceeding 150 nm and any of the following: 1.  Output energy exceeding 50 mJ per pulse; or 2.  “Average output power” exceeding 1 W; b.  Output wavelength exceeding 150 nm but not exceeding 190 nm and any of the following: 1.  Output energy exceeding 1,5 J per pulse; or 2.  “Average output power” exceeding 120 W; c.  Output wavelength exceeding 190 nm but not exceeding 360 nm and any of the following: 1.  Output energy exceeding 10 J per pulse; or 2.  “Average output power” exceeding 500 W; or d.  Output wavelength exceeding 360 nm and any of the following: 1.  Output energy exceeding 1,5 J per pulse; or 2.  “Average output power” exceeding 30 W; N.B.: For excimer “lasers” specially designed for lithography equipment, see 3B001. 5.  “Chemical lasers” as follows: a.  Hydrogen Fluoride (HF) “lasers”; b.  Deuterium Fluoride (DF) “lasers”; c.  “Transfer lasers” as follows: 1.  Oxygen Iodine (O 2 -I) “lasers”; 2.  Deuterium Fluoride-Carbon dioxide (DF-CO 2 ) “lasers”; 6.  ‘Non-repetitive pulsed’ Nd: glass “lasers” having any of the following: a.  “Pulse duration” not exceeding 1 μs and output energy exceeding 50 J per pulse; or b.  “Pulse duration” exceeding 1 μs and output energy exceeding 100 J per pulse; Note: ‘Non-repetitive pulsed’ refers to “lasers” that produce either a single output pulse or that have a time interval between pulses exceeding one minute. e.  Components as follows: 1.  Mirrors cooled either by ‘active cooling’ or by heat pipe cooling; Technical Note: ‘Active cooling’ is a cooling technique for optical components using flowing fluids within the subsurface (nominally less than 1 mm below the optical surface) of the optical component to remove heat from the optic. 2.  Optical mirrors or transmissive or partially transmissive optical or electro-optical components, other than fused tapered fibre combiners and Multi-Layer Dielectric gratings (MLDs), specially designed for use with specified “lasers”; Note: Fibre combiners and MLDs are specified in 6A005.e.3. 3.  Fibre laser components as follows: a.  Multimode to multimode fused tapered fibre combiners having all of the following: 1.  An insertion loss better (less) than or equal to 0,3 dB maintained at a rated total average or CW output power (excluding output power transmitted through the single mode core if present) exceeding 1 000  W; and 2.  Number of input fibres equal to or greater than 3; b.  Single mode to multimode fused tapered fibre combiners having all of the following: 1.  An insertion loss better (less) than 0,5 dB maintained at a rated total average or CW output power exceeding 4 600  W; 2.  Number of input fibres equal to or greater than 3; and 3.  Having any of the following: a.  A Beam Parameter Product (BPP) measured at the output not exceeding 1,5 mm mrad for a number of input fibres less than or equal to 5; or b.  A BPP measured at the output not exceeding 2,5 mm mrad for a number of input fibres greater than 5; c.  MLDs having all of the following: 1.  Designed for spectral or coherent beam combination of 5 or more fibre lasers; and 2.  CW Laser Induced Damage Threshold (LIDT) greater than or equal to 10 kW/cm 2 . f.  Optical equipment as follows: N.B.: For shared aperture optical elements, capable of operating in “Super-High Power Laser” (“SHPL”) applications, see the Military Goods Controls. 1.  Dynamic wavefront (phase) measuring equipment capable of mapping at least 50 positions on a beam wavefront and any of the following: a.  Frame rates equal to or more than 100 Hz and phase discrimination of at least 5 % of the beam's wavelength; or b.  Frame rates equal to or more than 1 000  Hz and phase discrimination of at least 20 % of the beam's wavelength; 2.  “Laser” diagnostic equipment capable of measuring “SHPL” system angular beam steering errors of equal to or less than 10 μrad; 3.  Optical equipment and components, specially designed for a phased-array “SHPL” system for coherent beam combination to an accuracy of λ/10 at the designed wavelength, or 0,1 μm, whichever is the smaller; 4.  Projection telescopes specially designed for use with “SHPL” systems; g.  ‘Laser acoustic detection equipment’ having all of the following: 1.  CW laser output power equal to or exceeding 20 mW; 2.  Laser frequency stability equal to or better (less) than 10 MHz; 3.  Laser wavelengths equal to or exceeding 1 000  nm but not exceeding 2 000  nm; 4.  Optical system resolution better (less) than 1 nm; and 5.  Optical Signal to Noise ratio equal to or exceeding 10 3 . Technical Note: ‘Laser acoustic detection equipment’ is sometimes referred to as a Laser Microphone or Particle Flow Detection Microphone.

Lasers, other than those specified in 6A005 or 6A205.

Lasers, other than those specified in 6A005 or 6A205.

Program information