Consider two successive screen sizes in the Tyler standard screen scale, viz. 150 meshes per inch and 200 meshes per inch. Their linear sizes of the openings are L₁₅₀ and L₂₀₀, respectively. If the value of L₂₀₀ is 2.9 × 10⁻³ inch, then the value of L₁₅₀ (in inch) is _____ × 10⁻³ (rounded off to one decimal place).