<human>: Q: How did older models convert to ASA scale?
 A: For some of the older meters with scales in "Film Speed" or "Film Value" (e.g. models DW-48, DW-49 as well as early DW-58 and GW-68 variants), replaceable hoods with ASA scales were available from the manufacturer.
 Does the answer correctly answer the question

OPTIONS:
- yes
- no
<bot>: yes