F1 by CDGM

Obsolete Rare Environmentally Dangerous
Refractive Index vs Wavelength
Refractive Index Calculator
Valid range: 0.365–0.7065 µm
dn/dλ vs Wavelength
dn/dλ Calculator
Valid range: 0.365–0.7065 µm
Abbe Number Calculator
Transmission vs Wavelength
Transmission Calculator
Valid wavelength range: 0.320–2.400 µm
Optical Properties
Refractive Index (nd) 1.603417
Abbe Number (Vd) 38.01487
Dispersion Formula Schott
Wavelength Range 0.365 — 0.7065 µm
$$n(\lambda) = \sqrt{2.50597 - 0.00786861\,\lambda^2 + 0.0215742\,\lambda^{-2} + 0.00059868\,\lambda^{-4} - 9.51946 \times 10^{-7}\,\lambda^{-6} + 2.90249 \times 10^{-6}\,\lambda^{-8}}$$
Thermal Properties
TCE -30/70°C (10-6/K) 9.2
TCE 100/300°C (10-6/K) 11.4
Thermal Conductivity (W/mK) —
Heat Capacity (J/gK) —
$$\frac{dn}{dT} = \frac{n_0^2 - 1}{2\,n_0}\left[0 + 2(0)\,\Delta T + 3(0)\,\Delta T^2 + \frac{0 + 2(0)\,\Delta T}{\lambda - 0}\right] \Delta T = T - T_0, \quad T_0 = 20\,°\text{C}$$
Physical Properties
Density (g/cm³) 3.43
Relative Cost 2.0
Mechanical Properties
Young's Modulus (GPa) 57.3
Poisson's Ratio 0.224
Knoop Hardness (kgf/mm²) 445.0
Chemical Resistance
Climatic Resistance 3
Stain Resistance —
Acid Resistance —
Alkali Resistance —
Phosphate Resistance —
Similar Glasses (Other Manufacturers)
Glass Manufacturer nd Vd
F5 Hoya 1.603417 38.014872
PBM5 Ohara 1.60342 38.012915
E-F5 Hoya 1.60342 38.01
S-TIM5 Ohara 1.60342 38.027347
F5 Sumita 1.60342 38.0
F5 Schott 1.60342 38.03
C04-38 Corning 1.603499 38.110538
F15 Hoya 1.605651 37.899711
F14 Schott 1.601401 38.231923
F15 Schott 1.605651 37.830856
Similar Glasses (CDGM)
Glass Manufacturer nd Vd
H-F1 CDGM 1.60342 38.010877
H-QF14 CDGM 1.59551 39.222748
H-F2 CDGM 1.61293 37.004441
F2 CDGM 1.612929 36.986002
H-F3 CDGM 1.61659 36.651688
F3 CDGM 1.616592 36.627394
H-BAF7 CDGM 1.61413 39.985319
BAF7 CDGM 1.614131 40.025731
F4GTI CDGM 1.62005 36.430327
F4 CDGM 1.620047 36.35673
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