Hemmi 255 Expert Electrical Engineer

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Country of manufacture: Japan,            Date of manufacture: 1956
Overall length: 32.0 cm,          Width: 4.5 cm,           Weight: 132.4 gms
Materials: Celluloid laminate over bamboo, metal end braces, adjustable
Cursor: 3.0 X 5.7 X 1.2 cms; plastic runners, metal framed glass lens, adjustable; lines = single hairline, front and back
Scales: 23, no extensions
Front: L, K, DF [ CF, CIF, CI, C] D, χ, θ
Back: Sh1, Sh2, Th, A [B, TI₂, TI₁, SI, C] D, LL3, LL2, LL1
Gauge Marks: [π, C, e, π/2 ]
Condition: C2-C3 (Mint to very minimal signs of use)
Came with: Original cardboard box/case, manual

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