Book Fitting Atelier
FEATHERLIGHT 12G · SABAE PRECISION CRAFT

Geometric clarity,
weightless on the temple.

Forged from aerospace-grade Japanese beta-titanium and aged Takiron cotton acetate. Finished with custom coin-edge knurling on the bridge and mineral glass polarized optics.

Minimalist titanium spectacle frames on dark volcanic stone
FACIAL GEOMETRY & ERGONOMICS

Four Calibrated Anatomical Touchpoints

48 □ 21 - 145

Pantoscopic Tilt: 8°

Optimized lens rake angle reducing glare bounceback and optical aberration across the field of view.

1.2MM COIN EDGE

Step-Down Nose Bridge

Distributes nasal bridge contact across micro-ribbed ceramic pads that never oxidize or discolor.

BETA-FLEX WIRE

Temples with Memory Arc

Gentle 3-point temporal curve engineered to grip comfortably without pinching the mastoid bone.

TAKIRON CELLULOSE

Aged Cured Acetate

Derived from organic cotton pulp, tumble-polished with birch wood chips for 72 hours for high gloss.

PRECISION FIT LAB

Optical Fit & Lens Tint Configurator

Select facial morphology and Zeiss lens tint to compute optimal ocular alignment and UV400 absorption score.

RECOMMENDED FRAME Kura Model-04 Crown Panto Harmonizes jawline width
UV400 PROTECTION 99.8% UV-A/B Zeiss LotuTec anti-scratch
TOTAL FRAME MASS 12.4 Grams Japanese Beta-Titanium
LIGHT TRANSMISSION 14% (Category 3) High contrast glare cut