3photon: crystals - coatings - optics. UV-VIS-IR crystals & optics.

Achromatic waveplates

Thin film polarizers (TFP)

Low order waveplates

Cr:ZnSe – Chromium doped zinc selenide

True zero order waveplates

GaSe – Gallium selenide

Zero order waveplates

LBO – Lithium triborate

Dichroic mirrors (wavelength separators)

Nd:YVO₄ – Neodymium doped Yttrium Vanadate

Variable reflection mirrors

AGS – Silver thiogallate

Polarizing beamsplitter (PBS) cubes

BBO – Barium borate

Output couplers (partial reflectors)

DKDP Pockels cells

Broadband mirrors

Fe:ZnSe – Ferrum doped zinc selenide

Dy:YLF – Dysprosium doped yttrium lithium fluoride

Silver mirrors

AGSe – silver selenogallate

Gold mirrors

Cr:YAG – Chromium doped yttrium aluminum garnet

SrMoO₄ – Strontium molybdate

CdSe – Cadmium Selenide

Nd:YLF – Neodymium doped yttrium lithium fluoride

Nd:YAG – Neodimium doped yttrium aluminum garnet

Laser line (narrow-band) mirrors

Alexandrite – Chromium doped chrysoberyl

DKDP – Deuterated potassium dihydrogen phosphate

Aluminum mirrors

KTP – Potassium titanyl phosphate

Windows & lenses heaters

ZGP – Zinc germanium phosphide

Crystal ovens