Sinar Sinaron W 90mm f/6.8

Sinar Sinaron-W 90mm f/6.8 is the slower compact 4×5 wide Sinar — Sinar-branded Rodenstock Grandagon-N 90mm f/6.8.

Key features

• Mount: Copal 0 shutter (1s to 1/500, X-sync at all speeds)
• Focal length: 90mm
• Maximum aperture: f/6.8
• Image circle: ~218mm at f/22 — covers 4×5 with movements
• Optical formula: Rodenstock Grandagon-N OEM
• Multi-coating standard

Use case + rendering

The 90/6.8 Sinaron-W is the field-camera 4×5 wide Sinar — compact alternative to the f/4.5 sibling.

Compatible cameras

• Same as 90/4.5 Sinaron-W

Related lenses

• Sinar Sinaron-W 90mm f/4.5 — faster sibling
• Rodenstock Grandagon-N 90mm f/6.8 — direct OEM equivalent