WILLIAM OPTICS M48 T-RING FOR PENTAX K FMA180 Counterweight extension bar

Counterweight extension bar

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

which you can attach to the primary mirror box

allowing you to take advantage of the high sensitivity in the ultraviolet and near infrared range of modern CMOS cameras

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

WILLIAM OPTICS M48 T-RING FOR PENTAX K FMA180 Counterweight extension barThe 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