WILLIAM OPTICS M48 T-RING FOR PENTAX K FMA180 The proprietary lens design has

The proprietary lens design has Phantom Group wideband multicoating on all air to glass surfaces and the large lenses deliver completely vignetting-free exposures with larger sensors

254 mm from rear cell Weight 6

Passing band 300 - 390 Nm Glass thickness 2

It can be used to connect accessories with M48 female threads to accessories with M42 female threads

5amp Includes 90-240VAC wall adapter with international plug adapters

WILLIAM OPTICS M48 T-RING FOR PENTAX K FMA180 The proprietary lens design hasThe William Optics T Ring for Pentax K mount DSLR cameras is a high quality M48 camera adapter made from CNC machined and anodized aluminium. Designed to have the correct backfocus so no extra spacers are needed. Specifications Telescope connection M48 x 0. 75 Camera connection Pentax K mount Optical thickness 9. 54 mm Weight 65 g SKU WO TM PT K M48