PCD2 by Hoya

Obsolete Unknown Environmentally Dangerous

PCD2 by Hoya is an obsolete optical glass. It transmits from 0.33 to 2.33 µm with an nd of 1.56873 and a Vd of 63.105028. It has dangerous environmental properties.

Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.334–2.325 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.334–2.325 µm
Abbe Number Calculator
Transmission vs Wavelength

No transmission data available.

Transmission Calculator
Valid wavelength range: 0.334–2.325 µm
Optical Properties
Refractive Index (nd) 1.56873
Abbe Number (Vd) 63.105028
Dispersion Formula Schott
Wavelength Range 0.334 — 2.325 µm
$$n(\lambda) = \sqrt{2.42426 - 0.00939264\,\lambda^2 + 0.0141173\,\lambda^{-2} - 0.00025475\,\lambda^{-4} + 5.34012 \times 10^{-5}\,\lambda^{-6} - 2.28625 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) —
TCE 100/300°C (10-6/K) —
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 25\,°\text{C}$$
Physical Properties
Density (g/cm³) —
Relative Cost —
Mechanical Properties
Young's Modulus (GPa) —
Poisson's Ratio —
Knoop Hardness (kgf/mm²) —
Chemical Resistance
Climatic Resistance —
Stain Resistance —
Acid Resistance —
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd Compare
S-BAL22 Ohara 1.568729 63.10486
PSK2 Sumita 1.56873 63.1
PSK2 Schott 1.56873 63.083014
BAL22 Ohara 1.568729 63.162358
H-ZK1 CDGM 1.56888 62.95699
L-PHL2 Ohara 1.5588 62.558541
P-SK11 Sumita 1.5658 61.0
K-PSK11 Sumita 1.5658 61.0
H-BAK4 CDGM 1.55248 63.36549
B64-61 Corning 1.564005 60.964853
Similar Glasses (Hoya)
Glass Manufacturer nd Vd Compare
PCD3 Hoya 1.55232 63.424095
BACD11 Hoya 1.56384 60.83
M-BACD5N Hoya 1.58913 61.25
MP-BACD5N Hoya 1.58913 61.25
MC-BACD5N Hoya 1.58913 61.25
BACD5 Hoya 1.58913 61.25
MP-BACD12 Hoya 1.58313 59.46
MC-BACD12 Hoya 1.58313 59.46
M-BACD12 Hoya 1.58313 59.46
BACD12 Hoya 1.583129 59.459639
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