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| Guide numbers for Press 22? | |
| Author | Message |
|---|---|
| Baker Joined: 08 Apr 2002 Posts: 85 |  Posted: Sat Jun 29, 2002 6:48 amI have in my possession eighteen (got 'em for a dollar each on ebay  ) Dura Flash Press 22A flashbulbs. The A is for Amber coating, to balance 'em for tungsten color film, and therein lies my problem. The only guide numbers on the boxes are for 1950's-era color film. I'll be using new TMAX 100, though. What're the guide numbers for #22 bulbs with ASA100 B&W? |
| Les Joined: 09 May 2001 Posts: 2682 | Posted: Sat Jun 29, 2002 4:03 pm Super Panchro B had a tungsten index of 100 and a guide number at 1/50 of 320 in a 6-7 inch polished refector |
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