Professional 3D CAD Design (STEP/STP) for Focal Point Adjustable Reading Glasses

Glasses Project Budget: $200 – $450 (depending on experience with eyewear)Project Description: I need a complete professional set of 3D CAD files for modern adjustable diopter reading glasses.1. Overall Design Modern rectangular full-rim style Unisex, clean, premium aesthetic Medium / standard adult size 2. Key Dimensions Lens Width: 52 mm Bridge Width: 18 mm Temple Length: 142 mm Overall Frame Width: 140 mm Frame Height: 30 mm 3. Adjustment Mechanism (Critical)Independent dual dial/slide adjustment system (one dial per eye) Dials located on the outer sides of the front frame, near the hinges (not on the temples) Dials must be prominent, ergonomic, and finger-friendly with clear adjustment feel Power range per lens: -6.0 D to +3.5 D Mechanism should be realistic and manufacturable (Alvarez/sliding lens type or equivalent) 4. Additional Features Spring hinges Adjustable/soft nose pads Proper lens grooves and bevels for secure lens insertion Lightweight and durable construction 5. Material & Thickness Recommendations Primary material: TR90 (preferred) or high-quality Acetate Frame thickness: 4–6 mm (front) / 3–4 mm (temples) Lens thickness assumption: 2.0 – 3.0 mm (standard for adjustable lenses) 6. Tolerances General tolerance: ±0.1 mm Critical areas (dials, hinges, lens grooves): ±0.05 mm 7. Branding “Focal Point” logo engraved or embossed on the left temple (centered) 8. Variants Please provide the design in 3 color/material variants :Matte Black TR90 Tortoiseshell Acetate Matte Navy Blue TR90 9. Deliverables Full 3D Assembly file in STEP (.step) and STP (.stp) formats Individual component files 2D Technical Drawings (PDF) with all dimensions and tolerances Exploded View assembly file Basic photorealistic renderings (3 angles per color variant) File Naming Convention: FocalPoint_AdjustableGlasses_Assembly.step FocalPoint_LeftTemple_v1.stp FocalPoint_Technical_Drawings.pdf etc.