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Federal Register / Vol. 86, No. 58 / Monday, March 29, 2021 / Rules and Regulations
Controls NP applies to lasers controlled by 6A005.a.2, a.3, a.4, b.2.b, b.3, b.4, b.6.c, c.1.b, c.2.b, d.2, d.3.c, or d.4.c that meet or exceed the technical parameters described in 6A205.
AT applies to entire entry.

Country Chart See Supp. No. 1 to part 738
NP Column 1

Notes:
1. Pulsed lasers include those that run in a continuous wave CW mode with pulses superimposed.
2. Excimer, semiconductor, chemical, CO, CO2, and non-repetitive pulsed Nd:glass lasers are only specified by 6A005.d.

AT Column 1

List Based License Exceptions See Part 740
for a Description of All License Exceptions LVS: N/A for NP items, $3,000 for all other items GBS: Neodymium-doped other than glass lasers controlled by 6A005.b.6.d.2
except 6A005.b.6.d.2.b that have an output wavelength exceeding 1,000 nm, but not exceeding 1,100 nm, and an average or CW output power not exceeding 2kW, and operate in a pulse-excited, nonQ-switched multiple-transverse mode, or in a continuously excited, multipletransverse mode; Dye and Liquid Lasers controlled by 6A005.c.1, c.2 and c.3, except for a pulsed single longitudinal mode oscillator having an average output power exceeding 1 W and a repetition rate exceeding 1 kHz if the pulse duration is less than 100 ns; CO lasers controlled by 6A005.d.2 having a CW maximum rated single or multimode output power not exceeding 10 kW; CO2 or CO/CO2 lasers controlled by 6A005.d.3 having an output wavelength in the range from 9,000 to 11,000 nm and having a pulsed output not exceeding 2 J per pulse and a maximum rated average single or multimode output power not exceeding 5 kW; and CO2
lasers controlled by 6A005.d.3 that operate in CW multiple-transverse mode, and having a CW output power not exceeding 15kW.
List of Items Controlled Related Controls: 1 See ECCN 6D001 for software for items controlled under this entry. 2 See ECCNs 6E001
development, 6E002 production, and 6E201 use for technology for items controlled under this entry. 3 Also see ECCNs 6A205 and 6A995. 4 See ECCN 3B001 for excimer lasers specially designed for lithography equipment. 5 Lasers specially designed or prepared for use in isotope separation are subject to the export licensing authority of the Nuclear Regulatory Commission see 10 CFR part 110. 6 See USML Category XIIb and e for laser systems or lasers subject to the ITAR. 7 See USML Category XVIII for certain laser-based directed energy weapon systems, equipment, and components subject to the ITAR.
Related Definitions: 1 Wall-plug efficiency is defined as the ratio of laser output power or average output power to total electrical input power required to operate the laser, including the power supply/

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conditioning and thermal conditioning/
heat exchanger, see 6A005.a.6.b.1 and 6A005.b.6; 2 Non-repetitive pulsed refers to lasers that produce either a single output pulse or that have a time interval between pulses exceeding one minute, see Note 2 of 6A005 and 6A005.d.6.
Items:

Technical 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.
3. 6A005 includes fiber lasers.
4. The control status of lasers incorporating frequency conversion i.e., wavelength change by means other than one laser pumping another laser is determined by applying the control parameters for both the output of the source laser and the frequency-converted optical output.
5. 6A005 does not control lasers as follows:
a. Ruby with output energy below 20 J;
b. Nitrogen;
c. Krypton.
6. For the purposes of 6A005.a and 6A005.b, single transverse mode refers to lasers with a beam profile having an M2factor of less than 1.3, while multiple transverse mode refers to lasers with a beam profile having an M2-factor of 1.3 or higher.
a. Non-tunable continuous wave CW
lasers having any of the following:
a.1. Output wavelength less than 150 nm and output power exceeding 1 W;
a.2. Output wavelength of 150 nm or more but not exceeding 510 nm and output power exceeding 30 W;
Note: 6A005.a.2 does not control Argon lasers having an output power equal to or less than 50 W.
a.3. Output wavelength exceeding 510 nm but not exceeding 540 nm and any of the following:
a.3.a. Single transverse mode output and output power exceeding 50 W; or a.3.b. Multiple transverse mode output and output power exceeding 150 W;
a.4. Output wavelength exceeding 540 nm but not exceeding 800 nm and output power exceeding 30 W;
a.5. Output wavelength exceeding 800 nm but not exceeding 975 nm and any of the following:
a.5.a. Single transverse mode output and output power exceeding 50 W; or a.5.b. Multiple transverse mode output and output power exceeding 80 W;
a.6. Output wavelength exceeding 975 nm but not exceeding 1,150 nm and any of the following;
a.6.a. Single transverse mode output and any of the following:
a.6.a.1. Output power exceeding 1,000 W;
or
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a.6.a.2. Having all of the following:
a.6.a.2.a. Output power exceeding 500 W;
and a.6.a.2.b. Spectral bandwidth less than 40
GHz; or a.6.b. Multiple transverse mode output and any of the following:
a.6.b.1. Wall-plug efficiency exceeding 18% and output power exceeding 1,000 W;
or a.6.b.2. Output power exceeding 2 kW;
Note 1: 6A005.a.6.b does not control multiple transverse mode, industrial lasers with output power exceeding 2 kW
and not exceeding 6 kW with a total mass greater than 1,200 kg. For the purpose of this note, total mass includes all components required to operate the laser, e.g., laser, power supply, heat exchanger, but excludes external optics for beam conditioning or delivery.
Note 2: 6A005.a.6.b does not apply to multiple transverse mode, industrial lasers having any of the following:
a. Reserved;
b. Output power exceeding 1 kW but not exceeding 1.6 kW and having a BPP
exceeding 1.25 mmmrad;
c. Output power exceeding 1.6 kW but not exceeding 2.5 kW and having a BPP
exceeding 1.7 mmmrad;
d. Output power exceeding 2.5 kW but not exceeding 3.3 kW and having a BPP
exceeding 2.5 mmmrad;
e. Output power exceeding 3.3 kW but not exceeding 6 kW and having a BPP exceeding 3.5 mmmrad;
f. Reserved g. Reserved h. Output power exceeding 6 kW but not exceeding 8 kW and having a BPP exceeding 12 mmmrad; or i. Output power exceeding 8 kW but not exceeding 10 kW and having a BPP
exceeding 24 mmmrad;
a.7. Output wavelength exceeding 1,150
nm but not exceeding 1,555 nm and any of the following:
a.7.a. Single transverse mode and output power exceeding 50 W; or a.7.b. Multiple transverse mode and output power exceeding 80 W;
a.8. Output wavelength exceeding 1,555
nm but not exceeding 1,850 nm and output power exceeding 1 W;
a.9. Output wavelength exceeding 1,850
nm but not exceeding 2,100 nm, and any of the following:
a.9.a. Single transverse mode and output power exceeding 1 W; or a.9. b. Multiple transverse mode output and output power exceeding 120 W; or a.10. Output wavelength exceeding 2,100
nm and output power exceeding 1 W;
b. Non-tunable pulsed lasers having any of the following:
b.1. Output wavelength less than 150 nm and any of the following:
b.1.a. Output energy exceeding 50 mJ per pulse and peak power exceeding 1 W; or b.1.b. Average output power exceeding 1
W;
b.2. Output wavelength of 150 nm or more but not exceeding 510 nm and any of the following:

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