Pentax Spotmeter V lever but we've only tested this

but we've only tested this on a Hasselblad

The Thinktank Digital Holster 10 V2

it might actually be a good idea

but for reasons of geopolitics and international copyright

Pentax Spotmeter V lever but we've only tested thisThe Pentax Spotmeter V is a precision meter for reflected light measurement. It reads from a one degree area through a big, bright viewfinder, displaying an EV number on an easy to read analog scale which can be transferred to built in calculator dial to provide exposure options. Viewfinder has a line across its top third which does not materially affect the view or the function but which you'll notice when you look through. All readings are accurate,