CaF2 (ЕС)

Категория: Halide ( Except Chloride ) >>>
Поставщик: Beijing,Scitlion,Technology,Corp.,Ltd.

Цена:*

Количество:

Описание и отзывы

Трекер стоимости

Месяц	Минимальная цена	Макс. стоимость
Sep-16-2025	0.73 $*	0.66 $*
Aug-16-2025	0.82 $*	0.70 $*
Jul-16-2025	0.33 $*	0.72 $*
Jun-16-2025	0.7 $*	0.64 $*
May-16-2025	0.99 $*	0.37 $*
Apr-16-2025	0.98 $*	0.68 $*
Mar-16-2025	0.44 $*	0.21 $*
Feb-16-2025	0.59 $*	0.50 $*
Jan-16-2025	0.11 $*	0.89 $*

Характеристики

Eu doped Calcium Fluoride as a efficient scintillation crystal, has been widely used in the application of low energy nuclear physics experiment, nuclear reactor detecting, radiation monitor and radioactivity medical science diagnoses.

Scitlion is able to offer
Good quality Eu:CaF2 scintillation crystal
Good quality Eu:CaF2 crystal blank materials
OEM service for good quality Eu:CaF2 crystals

Eu:CaF₂ Crystal Properties:

Density	3.18 g/cm3
Melting Point	1360°C
Refractive Index	1.47
Mohs Hardness	4
Emission Peak	435 nm
Decay Constant	940 ns
Structure	Cubic Crystal
Cleavage Plane	(111)

Calcium fluoride shows good optical and thermo-mechanical properties. It is widely used as optical windows, lenses and prisms in 0.13μm~9.0μm. For its optical isotropy, low absorption and low refractive index. CaF₂ has found unique advantages in high power laser and UV laser optics.

Main Properties and Performance
Transmission range (μm)	0.13~9.0
Transmittance	>90% (0.3~7μm,3mm)
Refractivity(5μm)	1.39908
Expansion Coefficient (°C^-1)	18.85×10^-6
Knoop hardness (kg/mm²)	158.3(100)
Elastic Coefficients	C₁₁=164;C₁₂=53;C₄₄=33.7
Young’s modulus (GPa)	75.79
Poisson’s ratio	0.28
Solubility (g/100gH₂O·20°C)	0.0017
Cleavage plane	(111)
Density(g/cm³)	3.18
Melting Point(°C)	1360

The Specifications of Fluoride Optical Crystals
Material	LiF	CaF₂	MgF₂	BaF₂
Largest Size/mm	Φ 180	Φ 300	Φ 150	Φ 180
Transmission Range/μm	0.11-7.00	0.13-9.00	0.11-7.50	0.15-12.50
Refraction Index	1.3943/0.5um	1.39908/5μm	n0=1.37608 ne=1.38771(0.7um)	1.4626(2.58um)
Reflection Loss	5.3%(both faces/0.5um)	5.6%/4μm	5.2%(both faces/0.6um)	6.8%(both faces/0.6um)
Expansion Ciefficeient/)		18.85×10^-6	13.7(Iic),8.9(⊥c)	18.1×10^-6
Thermal Conductivity/Wk^-1K^-1	11.3/314K	9.71	0.3/300K	11.72/286K
Knoop Hardness/kg·mm^-2	99.1(100)	158.3(100)	415	82 with 500g indenter
Elastic Coefficients	C₁₁=97.4 C₁₂=40.4 C₄₄=55.4	C11=164 C12=53 C44=33.7	C11=104.2 C12=9.5 C44=56.8	C11=90.4 C12=40.6 C44=25.3
Young Modulus/Gpa	64.79	75.79	169.1 79.7	56.4
Solubility/g	0.27	0.0017	0.0002	0.0017
Cleavage Plane	(100)	(111)		(111)
Density/g/cm³	2.639	3.18	3.18	4.89
Melting Point	870	1360	1255	1280
Application	vacuum ultraviolet, ultraviolet, visible light and infrared light devices, Elements Of X Ray Diffraction, etc.	optical windows, lenses and prisms, high power laser field, ultraviolet laser optics field, etc.	optical windows, lenses and prisms, ultraviolet and infrared light optical systems, polarized optical devices, etc.	ultraviolet, infrared optical windows, high energy physics field, nuclear physics and nuclear medicine fields, etc.