SoftwareNew DevicesCertified Demo DevicesAccessories SpectroDens4 Aperture Shop / Accessories / SpectroDens4 Aperture ←→ SKU: SDN4AP $420.00 SpectroDens4 Aperture quantity Add to cart Description Additional information Description The SpectroDens4 ships with a standard 3mm aperture. This smaller 1.5mm aperture kit works with the SpectroDens4. Additional information Weight .4 lbs Dimensions 10 × 10 × 10 in